54087655394 has 4 divisors (see below), whose sum is σ = 81131483094. Its totient is φ = 27043827696.

The previous prime is 54087655361. The next prime is 54087655429. The reversal of 54087655394 is 49355678045.

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

It can be written as a sum of positive squares in only one way, i.e., 49726770025 + 4360885369 = 222995^2 + 66037^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13521913847 + ... + 13521913850.

Almost surely, 2^54087655394 is an apocalyptic number.

54087655394 is a deficient number, since it is larger than the sum of its proper divisors (27043827700).

54087655394 is a wasteful number, since it uses less digits than its factorization.

54087655394 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27043827699.

The product of its (nonzero) digits is 18144000, while the sum is 56.

The spelling of 54087655394 in words is "fifty-four billion, eighty-seven million, six hundred fifty-five thousand, three hundred ninety-four".