55747637375 has 16 divisors (see below), whose sum is σ = 69585900384. Its totient is φ = 44589873600.

The previous prime is 55747637347. The next prime is 55747637381. The reversal of 55747637375 is 57373674755.

It is a de Polignac number, because none of the positive numbers 2^k-55747637375 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 690107 + ... + 766643.

It is an arithmetic number, because the mean of its divisors is an integer number (4349118774).

Almost surely, 2^55747637375 is an apocalyptic number.

55747637375 is a deficient number, since it is larger than the sum of its proper divisors (13838263009).

55747637375 is an equidigital number, since it uses as much as digits as its factorization.

55747637375 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82379 (or 82369 counting only the distinct ones).

The product of its digits is 64827000, while the sum is 59.

The spelling of 55747637375 in words is "fifty-five billion, seven hundred forty-seven million, six hundred thirty-seven thousand, three hundred seventy-five".