54277591951 has 4 divisors (see below), whose sum is σ = 59211918504. Its totient is φ = 49343265400.

The previous prime is 54277591943. The next prime is 54277592053. The reversal of 54277591951 is 15919577245.

54277591951 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 54277591951 - 2³ = 54277591943 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 54277591892 and 54277591901.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54277597951) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2467163260 + ... + 2467163281.

It is an arithmetic number, because the mean of its divisors is an integer number (14802979626).

Almost surely, 2^54277591951 is an apocalyptic number.

54277591951 is a deficient number, since it is larger than the sum of its proper divisors (4934326553).

54277591951 is a wasteful number, since it uses less digits than its factorization.

54277591951 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4934326552.

The product of its digits is 3969000, while the sum is 55.

The spelling of 54277591951 in words is "fifty-four billion, two hundred seventy-seven million, five hundred ninety-one thousand, nine hundred fifty-one".