23605213402 has 4 divisors (see below), whose sum is σ = 35407820106. Its totient is φ = 11802606700.

The previous prime is 23605213297. The next prime is 23605213409. The reversal of 23605213402 is 20431250632.

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., 23131672281 + 473541121 = 152091^2 + 21761^2 .

It is not an unprimeable number, because it can be changed into a prime (23605213409) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5901303349 + ... + 5901303352.

Almost surely, 2^23605213402 is an apocalyptic number.

23605213402 is a deficient number, since it is larger than the sum of its proper divisors (11802606704).

23605213402 is a wasteful number, since it uses less digits than its factorization.

23605213402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11802606703.

The product of its (nonzero) digits is 8640, while the sum is 28.

The spelling of 23605213402 in words is "twenty-three billion, six hundred five million, two hundred thirteen thousand, four hundred two".