2551212645300 has 108 divisors (see below), whose sum is σ = 8723601091296. Its totient is φ = 618475790400.

The previous prime is 2551212645281. The next prime is 2551212645313. The reversal of 2551212645300 is 35462121552.

2551212645300 is a `hidden beast` number, since 2 + 5 + 5 + 1 + 2 + 1 + 2 + 645 + 3 + 0 + 0 = 666.

It is a super-2 number, since 2×2551212645300² (a number of 26 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

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, 128839224 + ... + 128859023.

Almost surely, 2^{2551212645300} is an apocalyptic number.

2551212645300 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2551212645300 is an abundant number, since it is smaller than the sum of its proper divisors (6172388445996).

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

2551212645300 is a wasteful number, since it uses less digits than its factorization.

2551212645300 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 257698278 (or 257698268 counting only the distinct ones).

The product of its (nonzero) digits is 72000, while the sum is 36.

Adding to 2551212645300 its reverse (35462121552), we get a palindrome (2586674766852).

The spelling of 2551212645300 in words is "two trillion, five hundred fifty-one billion, two hundred twelve million, six hundred forty-five thousand, three hundred".