15413163540 has 48 divisors (see below), whose sum is σ = 43888340160. Its totient is φ = 4040512000.

The previous prime is 15413163529. The next prime is 15413163541. The reversal of 15413163540 is 4536131451.

It is a happy number.

It is a super-2 number, since 2×15413163540² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (15413163541) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2173461 + ... + 2180540.

It is an arithmetic number, because the mean of its divisors is an integer number (914340420).

Almost surely, 2^15413163540 is an apocalyptic number.

15413163540 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

15413163540 is an abundant number, since it is smaller than the sum of its proper divisors (28475176620).

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

15413163540 is a wasteful number, since it uses less digits than its factorization.

15413163540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4354072 (or 4354070 counting only the distinct ones).

The product of its (nonzero) digits is 21600, while the sum is 33.

Adding to 15413163540 its reverse (4536131451), we get a palindrome (19949294991).

The spelling of 15413163540 in words is "fifteen billion, four hundred thirteen million, one hundred sixty-three thousand, five hundred forty".