51267620092 has 24 divisors (see below), whose sum is σ = 96626141136. Its totient is φ = 23660412288.

The previous prime is 51267620081. The next prime is 51267620189. The reversal of 51267620092 is 29002676215.

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, 1214403 + ... + 1255909.

It is an arithmetic number, because the mean of its divisors is an integer number (4026089214).

Almost surely, 2^51267620092 is an apocalyptic number.

51267620092 is a gapful number since it is divisible by the number (52) formed by its first and last digit.

It is an amenable number.

51267620092 is a deficient number, since it is larger than the sum of its proper divisors (45358521044).

51267620092 is a wasteful number, since it uses less digits than its factorization.

51267620092 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65277 (or 65275 counting only the distinct ones).

The product of its (nonzero) digits is 90720, while the sum is 40.

The spelling of 51267620092 in words is "fifty-one billion, two hundred sixty-seven million, six hundred twenty thousand, ninety-two".