137994200802 has 32 divisors (see below), whose sum is σ = 306764539200. Its totient is φ = 45981453024.

The previous prime is 137994200801. The next prime is 137994200809. The reversal of 137994200802 is 208002499731.

137994200802 is a `hidden beast` number, since 137 + 99 + 420 + 0 + 8 + 0 + 2 = 666.

It is a super-4 number, since 4×137994200802⁴ (a number of 46 digits) contains 4444 as substring. Note that it is a super-d number also for d = 3.

It is not an unprimeable number, because it can be changed into a prime (137994200801) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 310152 + ... + 610067.

It is an arithmetic number, because the mean of its divisors is an integer number (9586391850).

Almost surely, 2^137994200802 is an apocalyptic number.

137994200802 is an abundant number, since it is smaller than the sum of its proper divisors (168770338398).

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

137994200802 is a wasteful number, since it uses less digits than its factorization.

137994200802 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 923007 (or 923001 counting only the distinct ones).

The product of its (nonzero) digits is 217728, while the sum is 45.

The spelling of 137994200802 in words is "one hundred thirty-seven billion, nine hundred ninety-four million, two hundred thousand, eight hundred two".