54277591950 has 36 divisors (see below), whose sum is σ = 145825798248. Its totient is φ = 14474024400.

The previous prime is 54277591943. The next prime is 54277592053. The reversal of 54277591950 is 5919577245.

It is a happy number.

54277591950 is a `hidden beast` number, since 5 + 42 + 7 + 7 + 591 + 9 + 5 + 0 = 666.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 60307986 + ... + 60308885.

It is an arithmetic number, because the mean of its divisors is an integer number (4050716618).

Almost surely, 2^54277591950 is an apocalyptic number.

54277591950 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

54277591950 is an abundant number, since it is smaller than the sum of its proper divisors (91548206298).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

54277591950 is a wasteful number, since it uses less digits than its factorization.

54277591950 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 120616889 (or 120616881 counting only the distinct ones).

The product of its (nonzero) digits is 3969000, while the sum is 54.

The spelling of 54277591950 in words is "fifty-four billion, two hundred seventy-seven million, five hundred ninety-one thousand, nine hundred fifty".