55858438746 has 24 divisors (see below), whose sum is σ = 132029037504. Its totient is φ = 16926799560.

The previous prime is 55858438661. The next prime is 55858438759. The reversal of 55858438746 is 64783485855.

55858438746 is a `hidden beast` number, since 5 + 5 + 8 + 584 + 3 + 8 + 7 + 46 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 141056466 + ... + 141056861.

It is an arithmetic number, because the mean of its divisors is an integer number (5501209896).

Almost surely, 2^55858438746 is an apocalyptic number.

55858438746 is an abundant number, since it is smaller than the sum of its proper divisors (76170598758).

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

55858438746 is a wasteful number, since it uses less digits than its factorization.

55858438746 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 282113346 (or 282113343 counting only the distinct ones).

The product of its digits is 129024000, while the sum is 63.

The spelling of 55858438746 in words is "fifty-five billion, eight hundred fifty-eight million, four hundred thirty-eight thousand, seven hundred forty-six".