551425501404 has 72 divisors (see below), whose sum is σ = 1398374250000. Its totient is φ = 183216743424.

The previous prime is 551425501399. The next prime is 551425501411. The reversal of 551425501404 is 404105524155.

551425501404 is a `hidden beast` number, since 5 + 5 + 142 + 5 + 501 + 4 + 0 + 4 = 666.

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 23 ways as a sum of consecutive naturals, for example, 18825282 + ... + 18854550.

Almost surely, 2^551425501404 is an apocalyptic number.

It is an amenable number.

551425501404 is an abundant number, since it is smaller than the sum of its proper divisors (846948748596).

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

551425501404 is a wasteful number, since it uses less digits than its factorization.

551425501404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30947 (or 30942 counting only the distinct ones).

The product of its (nonzero) digits is 80000, while the sum is 36.

The spelling of 551425501404 in words is "five hundred fifty-one billion, four hundred twenty-five million, five hundred one thousand, four hundred four".