3851538262992 has 160 divisors (see below), whose sum is σ = 12873066428160. Its totient is φ = 1079676449280.

The previous prime is 3851538262951. The next prime is 3851538262993. The reversal of 3851538262992 is 2992628351583.

3851538262992 is a `hidden beast` number, since 3 + 8 + 5 + 1 + 538 + 2 + 6 + 2 + 9 + 92 = 666.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3851538262993) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 11855359 + ... + 12175902.

It is an arithmetic number, because the mean of its divisors is an integer number (80456665176).

Almost surely, 2^{3851538262992} is an apocalyptic number.

It is an amenable number.

3851538262992 is an abundant number, since it is smaller than the sum of its proper divisors (9021528165168).

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

3851538262992 is a wasteful number, since it uses less digits than its factorization.

3851538262992 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24031338 (or 24031326 counting only the distinct ones).

The product of its digits is 55987200, while the sum is 63.

The spelling of 3851538262992 in words is "three trillion, eight hundred fifty-one billion, five hundred thirty-eight million, two hundred sixty-two thousand, nine hundred ninety-two".