5551515000551 has 32 divisors (see below), whose sum is σ = 6303223449600. Its totient is φ = 4847052337920.

The previous prime is 5551515000463. The next prime is 5551515000587. The reversal of 5551515000551 is 1550005151555.

It is a de Polignac number, because none of the positive numbers 2^k-5551515000551 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5551515000851) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 432320891 + ... + 432333731.

It is an arithmetic number, because the mean of its divisors is an integer number (196975732800).

Almost surely, 2^{5551515000551} is an apocalyptic number.

5551515000551 is a deficient number, since it is larger than the sum of its proper divisors (751708449049).

5551515000551 is a wasteful number, since it uses less digits than its factorization.

5551515000551 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15519.

The product of its (nonzero) digits is 78125, while the sum is 38.

The spelling of 5551515000551 in words is "five trillion, five hundred fifty-one billion, five hundred fifteen million, five hundred fifty-one", and thus it is an aban number.