55375145404 has 6 divisors (see below), whose sum is σ = 96906504464. Its totient is φ = 27687572700.

The previous prime is 55375145383. The next prime is 55375145471. The reversal of 55375145404 is 40454157355.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6921893172 + ... + 6921893179.

Almost surely, 2^55375145404 is an apocalyptic number.

It is an amenable number.

55375145404 is a deficient number, since it is larger than the sum of its proper divisors (41531359060).

55375145404 is a wasteful number, since it uses less digits than its factorization.

55375145404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13843786355 (or 13843786353 counting only the distinct ones).

The product of its (nonzero) digits is 840000, while the sum is 43.

The spelling of 55375145404 in words is "fifty-five billion, three hundred seventy-five million, one hundred forty-five thousand, four hundred four".