20413152151542 has 96 divisors (see below), whose sum is σ = 46738869555456. Its totient is φ = 6430378752000.

The previous prime is 20413152151537. The next prime is 20413152151547. The reversal of 20413152151542 is 24515125131402.

20413152151542 is a `hidden beast` number, since 2 + 0 + 4 + 1 + 31 + 521 + 51 + 54 + 2 = 666.

It is an interprime number because it is at equal distance from previous prime (20413152151537) and next prime (20413152151547).

It is a junction number, because it is equal to n+sod(n) for n = 20413152151497 and 20413152151506.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20413152151547) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1633278 + ... + 6594990.

It is an arithmetic number, because the mean of its divisors is an integer number (486863224536).

Almost surely, 2^{20413152151542} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 20413152151542, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (23369434777728).

20413152151542 is an abundant number, since it is smaller than the sum of its proper divisors (26325717403914).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

20413152151542 is a wasteful number, since it uses less digits than its factorization.

20413152151542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4961926 (or 4961923 counting only the distinct ones).

The product of its (nonzero) digits is 48000, while the sum is 36.

Adding to 20413152151542 its reverse (24515125131402), we get a palindrome (44928277282944).

The spelling of 20413152151542 in words is "twenty trillion, four hundred thirteen billion, one hundred fifty-two million, one hundred fifty-one thousand, five hundred forty-two".