55140880742 has 12 divisors (see below), whose sum is σ = 87293666916. Its totient is φ = 26119364220.

The previous prime is 55140880703. The next prime is 55140880783. The reversal of 55140880742 is 24708804155.

55140880742 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 55140880693 and 55140880702.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 38185484 + ... + 38186927.

It is an arithmetic number, because the mean of its divisors is an integer number (7274472243).

Almost surely, 2^55140880742 is an apocalyptic number.

55140880742 is a deficient number, since it is larger than the sum of its proper divisors (32152786174).

55140880742 is a wasteful number, since it uses less digits than its factorization.

55140880742 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76372451 (or 76372432 counting only the distinct ones).

The product of its (nonzero) digits is 358400, while the sum is 44.

The spelling of 55140880742 in words is "fifty-five billion, one hundred forty million, eight hundred eighty thousand, seven hundred forty-two".