23502605542 has 8 divisors (see below), whose sum is σ = 37965747456. Its totient is φ = 10847356392.

The previous prime is 23502605537. The next prime is 23502605549. The reversal of 23502605542 is 24550620532.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×23502605542² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 23502605498 and 23502605507.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23502605549) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 451973158 + ... + 451973209.

It is an arithmetic number, because the mean of its divisors is an integer number (4745718432).

Almost surely, 2^23502605542 is an apocalyptic number.

23502605542 is a deficient number, since it is larger than the sum of its proper divisors (14463141914).

23502605542 is a wasteful number, since it uses less digits than its factorization.

23502605542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 903946382.

The product of its (nonzero) digits is 72000, while the sum is 34.

The spelling of 23502605542 in words is "twenty-three billion, five hundred two million, six hundred five thousand, five hundred forty-two".