23402532150340 has 96 divisors (see below), whose sum is σ = 56439398340864. Its totient is φ = 7984758781440.

The previous prime is 23402532150329. The next prime is 23402532150401. The reversal of 23402532150340 is 4305123520432.

It is a super-2 number, since 2×23402532150340² (a number of 28 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 23402532150296 and 23402532150305.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 27932002 + ... + 28757638.

It is an arithmetic number, because the mean of its divisors is an integer number (587910399384).

Almost surely, 2^{23402532150340} is an apocalyptic number.

23402532150340 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 23402532150340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (28219699170432).

23402532150340 is an abundant number, since it is smaller than the sum of its proper divisors (33036866190524).

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

23402532150340 is a wasteful number, since it uses less digits than its factorization.

23402532150340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 826637 (or 826635 counting only the distinct ones).

The product of its (nonzero) digits is 86400, while the sum is 34.

Adding to 23402532150340 its reverse (4305123520432), we get a palindrome (27707655670772).

The spelling of 23402532150340 in words is "twenty-three trillion, four hundred two billion, five hundred thirty-two million, one hundred fifty thousand, three hundred forty".