42311604506 has 4 divisors (see below), whose sum is σ = 63467406762. Its totient is φ = 21155802252.

The previous prime is 42311604497. The next prime is 42311604557. The reversal of 42311604506 is 60540611324.

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., 33589725625 + 8721878881 = 183275^2 + 93391^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10577901125 + ... + 10577901128.

Almost surely, 2^42311604506 is an apocalyptic number.

42311604506 is a deficient number, since it is larger than the sum of its proper divisors (21155802256).

42311604506 is a wasteful number, since it uses less digits than its factorization.

42311604506 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21155802255.

The product of its (nonzero) digits is 17280, while the sum is 32.

The spelling of 42311604506 in words is "forty-two billion, three hundred eleven million, six hundred four thousand, five hundred six".