31604603530044 has 24 divisors (see below), whose sum is σ = 73770726254848. Its totient is φ = 10531060507440.

The previous prime is 31604603530037. The next prime is 31604603530081. The reversal of 31604603530044 is 44003530640613.

It is a junction number, because it is equal to n+sod(n) for n = 31604603529984 and 31604603530011.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 475882402 + ... + 475948809.

Almost surely, 2^{31604603530044} is an apocalyptic number.

It is an amenable number.

31604603530044 is an abundant number, since it is smaller than the sum of its proper divisors (42166122724804).

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

31604603530044 is a wasteful number, since it uses less digits than its factorization.

31604603530044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 951833985 (or 951833983 counting only the distinct ones).

The product of its (nonzero) digits is 311040, while the sum is 39.

The spelling of 31604603530044 in words is "thirty-one trillion, six hundred four billion, six hundred three million, five hundred thirty thousand, forty-four".