39995738100 has 108 divisors (see below), whose sum is σ = 129408522880. Its totient is φ = 10321473600.

The previous prime is 39995738099. The next prime is 39995738147. The reversal of 39995738100 is 183759993.

It is a super-2 number, since 2×39995738100² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 688870 + ... + 744669.

Almost surely, 2^39995738100 is an apocalyptic number.

39995738100 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

39995738100 is an abundant number, since it is smaller than the sum of its proper divisors (89412784780).

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

39995738100 is a wasteful number, since it uses less digits than its factorization.

39995738100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1433590 (or 1433580 counting only the distinct ones).

The product of its (nonzero) digits is 1837080, while the sum is 54.

The spelling of 39995738100 in words is "thirty-nine billion, nine hundred ninety-five million, seven hundred thirty-eight thousand, one hundred".