55119937643 has 16 divisors (see below), whose sum is σ = 56645822016. Its totient is φ = 53602997760.

The previous prime is 55119937637. The next prime is 55119937661. The reversal of 55119937643 is 34673991155.

55119937643 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 55119937643 - 2⁴ = 55119937627 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (55119937843) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 33264071 + ... + 33265727.

It is an arithmetic number, because the mean of its divisors is an integer number (3540363876).

Almost surely, 2^55119937643 is an apocalyptic number.

55119937643 is a deficient number, since it is larger than the sum of its proper divisors (1525884373).

55119937643 is a wasteful number, since it uses less digits than its factorization.

55119937643 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3814.

The product of its digits is 3061800, while the sum is 53.

The spelling of 55119937643 in words is "fifty-five billion, one hundred nineteen million, nine hundred thirty-seven thousand, six hundred forty-three".