551554451026 has 16 divisors (see below), whose sum is σ = 853696723320. Its totient is φ = 267087070720.

The previous prime is 551554450999. The next prime is 551554451069. The reversal of 551554451026 is 620154455155.

It can be written as a sum of positive squares in 4 ways, for example, as 416023710001 + 135530741025 = 644999^2 + 368145^2 .

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, 24537211 + ... + 24559678.

Almost surely, 2^551554451026 is an apocalyptic number.

551554451026 is a deficient number, since it is larger than the sum of its proper divisors (302142272294).

551554451026 is a wasteful number, since it uses less digits than its factorization.

551554451026 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49097069.

The product of its (nonzero) digits is 600000, while the sum is 43.

The spelling of 551554451026 in words is "five hundred fifty-one billion, five hundred fifty-four million, four hundred fifty-one thousand, twenty-six".