71377656522 has 16 divisors (see below), whose sum is σ = 142816321632. Its totient is φ = 23782384080.

The previous prime is 71377656473. The next prime is 71377656527. The reversal of 71377656522 is 22565677317.

It is not an unprimeable number, because it can be changed into a prime (71377656527) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 2526808 + ... + 2554899.

It is an arithmetic number, because the mean of its divisors is an integer number (8926020102).

Almost surely, 2^71377656522 is an apocalyptic number.

71377656522 is an abundant number, since it is smaller than the sum of its proper divisors (71438665110).

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

71377656522 is a wasteful number, since it uses less digits than its factorization.

71377656522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5084053.

The product of its digits is 3704400, while the sum is 51.

The spelling of 71377656522 in words is "seventy-one billion, three hundred seventy-seven million, six hundred fifty-six thousand, five hundred twenty-two".