55530380374 has 8 divisors (see below), whose sum is σ = 95194937808. Its totient is φ = 23798734440.

The previous prime is 55530380369. The next prime is 55530380393. The reversal of 55530380374 is 47308303555.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×55530380374² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 55530380374.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1983227857 + ... + 1983227884.

It is an arithmetic number, because the mean of its divisors is an integer number (11899367226).

Almost surely, 2^55530380374 is an apocalyptic number.

55530380374 is a deficient number, since it is larger than the sum of its proper divisors (39664557434).

55530380374 is a wasteful number, since it uses less digits than its factorization.

55530380374 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3966455750.

The product of its (nonzero) digits is 756000, while the sum is 43.

The spelling of 55530380374 in words is "fifty-five billion, five hundred thirty million, three hundred eighty thousand, three hundred seventy-four".