55443652742 has 16 divisors (see below), whose sum is σ = 84941963712. Its totient is φ = 27129762240.

The previous prime is 55443652727. The next prime is 55443652769. The reversal of 55443652742 is 24725634455.

It is a Harshad number since it is a multiple of its sum of digits (47).

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, 2141708 + ... + 2167440.

It is an arithmetic number, because the mean of its divisors is an integer number (5308872732).

Almost surely, 2^55443652742 is an apocalyptic number.

55443652742 is a deficient number, since it is larger than the sum of its proper divisors (29498310970).

55443652742 is a wasteful number, since it uses less digits than its factorization.

55443652742 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48703.

The product of its digits is 4032000, while the sum is 47.

The spelling of 55443652742 in words is "fifty-five billion, four hundred forty-three million, six hundred fifty-two thousand, seven hundred forty-two".