55475574126040 has 32 divisors (see below), whose sum is σ = 126106846346880. Its totient is φ = 21961464394752.

The previous prime is 55475574126017. The next prime is 55475574126067. The reversal of 55475574126040 is 4062147557455.

It is a super-2 number, since 2×55475574126040² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

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, 7148910312 + ... + 7148918071.

It is an arithmetic number, because the mean of its divisors is an integer number (3940838948340).

Almost surely, 2^{55475574126040} is an apocalyptic number.

It is an amenable number.

55475574126040 is an abundant number, since it is smaller than the sum of its proper divisors (70631272220840).

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

55475574126040 is a wasteful number, since it uses less digits than its factorization.

55475574126040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14297828491 (or 14297828487 counting only the distinct ones).

The product of its (nonzero) digits is 23520000, while the sum is 55.

The spelling of 55475574126040 in words is "fifty-five trillion, four hundred seventy-five billion, five hundred seventy-four million, one hundred twenty-six thousand, forty".