23534043562 has 4 divisors (see below), whose sum is σ = 35301065346. Its totient is φ = 11767021780.

The previous prime is 23534043503. The next prime is 23534043563. The reversal of 23534043562 is 26534043532.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 13227530121 + 10306513441 = 115011^2 + 101521^2 .

It is a super-2 number, since 2×23534043562² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (23534043563) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5883510889 + ... + 5883510892.

Almost surely, 2^23534043562 is an apocalyptic number.

23534043562 is a deficient number, since it is larger than the sum of its proper divisors (11767021784).

23534043562 is a wasteful number, since it uses less digits than its factorization.

23534043562 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11767021783.

The product of its (nonzero) digits is 259200, while the sum is 37.

The spelling of 23534043562 in words is "twenty-three billion, five hundred thirty-four million, forty-three thousand, five hundred sixty-two".