31838457002 has 32 divisors (see below), whose sum is σ = 52294189248. Its totient is φ = 14418000000.

The previous prime is 31838456963. The next prime is 31838457023. The reversal of 31838457002 is 20075483813.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7150877 + ... + 7155327.

It is an arithmetic number, because the mean of its divisors is an integer number (1634193414).

Almost surely, 2^31838457002 is an apocalyptic number.

31838457002 is a deficient number, since it is larger than the sum of its proper divisors (20455732246).

31838457002 is a wasteful number, since it uses less digits than its factorization.

31838457002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5606.

The product of its (nonzero) digits is 161280, while the sum is 41.

The spelling of 31838457002 in words is "thirty-one billion, eight hundred thirty-eight million, four hundred fifty-seven thousand, two".