23452522525140 has 48 divisors (see below), whose sum is σ = 65670615174528. Its totient is φ = 6253667711104.

The previous prime is 23452522525139. The next prime is 23452522525147. The reversal of 23452522525140 is 4152522525432.

It is a junction number, because it is equal to n+sod(n) for n = 23452522525092 and 23452522525101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23452522525147) 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, 9452307 + ... + 11672666.

It is an arithmetic number, because the mean of its divisors is an integer number (1368137816136).

Almost surely, 2^{23452522525140} is an apocalyptic number.

23452522525140 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

23452522525140 is an abundant number, since it is smaller than the sum of its proper divisors (42218092649388).

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

23452522525140 is a wasteful number, since it uses less digits than its factorization.

23452522525140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21143488 (or 21143486 counting only the distinct ones).

The product of its (nonzero) digits is 960000, while the sum is 42.

The spelling of 23452522525140 in words is "twenty-three trillion, four hundred fifty-two billion, five hundred twenty-two million, five hundred twenty-five thousand, one hundred forty".