2551415212104 has 128 divisors (see below), whose sum is σ = 6971686001280. Its totient is φ = 771681945600.

The previous prime is 2551415212091. The next prime is 2551415212109. The reversal of 2551415212104 is 4012125141552.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is not an unprimeable number, because it can be changed into a prime (2551415212109) 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 31 ways as a sum of consecutive naturals, for example, 383034534 + ... + 383041194.

It is an arithmetic number, because the mean of its divisors is an integer number (54466296885).

Almost surely, 2^{2551415212104} is an apocalyptic number.

2551415212104 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

2551415212104 is an abundant number, since it is smaller than the sum of its proper divisors (4420270789176).

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

2551415212104 is a wasteful number, since it uses less digits than its factorization.

2551415212104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9231 (or 9227 counting only the distinct ones).

The product of its (nonzero) digits is 16000, while the sum is 33.

The spelling of 2551415212104 in words is "two trillion, five hundred fifty-one billion, four hundred fifteen million, two hundred twelve thousand, one hundred four".