551555545532034 has 64 divisors (see below), whose sum is σ = 1133813963367936. Its totient is φ = 178788455645184.

The previous prime is 551555545532011. The next prime is 551555545532041. The reversal of 551555545532034 is 430235545555155.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 19187302 + ... + 38357054.

It is an arithmetic number, because the mean of its divisors is an integer number (17715843177624).

Almost surely, 2^{551555545532034} is an apocalyptic number.

551555545532034 is an abundant number, since it is smaller than the sum of its proper divisors (582258417835902).

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

551555545532034 is a wasteful number, since it uses less digits than its factorization.

551555545532034 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19170459.

The product of its (nonzero) digits is 112500000, while the sum is 57.

The spelling of 551555545532034 in words is "five hundred fifty-one trillion, five hundred fifty-five billion, five hundred forty-five million, five hundred thirty-two thousand, thirty-four".