72057062077 has 32 divisors (see below), whose sum is σ = 98573448960. Its totient is φ = 50851307520.

The previous prime is 72057062071. The next prime is 72057062101. The reversal of 72057062077 is 77026075027.

It is not a de Polignac number, because 72057062077 - 2²³ = 72048673469 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (72057062071) 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, 626052 + ... + 732157.

It is an arithmetic number, because the mean of its divisors is an integer number (3080420280).

Almost surely, 2^72057062077 is an apocalyptic number.

72057062077 is a gapful number since it is divisible by the number (77) formed by its first and last digit.

It is an amenable number.

72057062077 is a deficient number, since it is larger than the sum of its proper divisors (26516386883).

72057062077 is a wasteful number, since it uses less digits than its factorization.

72057062077 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1358293.

The product of its (nonzero) digits is 288120, while the sum is 43.

The spelling of 72057062077 in words is "seventy-two billion, fifty-seven million, sixty-two thousand, seventy-seven".