53439078422877 has 32 divisors (see below), whose sum is σ = 85033342384128. Its totient is φ = 29187663105216.

The previous prime is 53439078422861. The next prime is 53439078422879. The reversal of 53439078422877 is 77822487093435.

It is not a de Polignac number, because 53439078422877 - 2⁴ = 53439078422861 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (69).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53439078422879) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 39628143 + ... + 40954460.

It is an arithmetic number, because the mean of its divisors is an integer number (2657291949504).

Almost surely, 2^{53439078422877} is an apocalyptic number.

It is an amenable number.

53439078422877 is a deficient number, since it is larger than the sum of its proper divisors (31594263961251).

53439078422877 is a wasteful number, since it uses less digits than its factorization.

53439078422877 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80584009.

The product of its (nonzero) digits is 568995840, while the sum is 69.

The spelling of 53439078422877 in words is "fifty-three trillion, four hundred thirty-nine billion, seventy-eight million, four hundred twenty-two thousand, eight hundred seventy-seven".