83420520662 has 16 divisors (see below), whose sum is σ = 131005229040. Its totient is φ = 39786768672.

The previous prime is 83420520643. The next prime is 83420520671. The reversal of 83420520662 is 26602502438.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8659553 + ... + 8669180.

It is an arithmetic number, because the mean of its divisors is an integer number (8187826815).

Almost surely, 2^83420520662 is an apocalyptic number.

83420520662 is a deficient number, since it is larger than the sum of its proper divisors (47584708378).

83420520662 is a wasteful number, since it uses less digits than its factorization.

83420520662 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17328847.

The product of its (nonzero) digits is 138240, while the sum is 38.

The spelling of 83420520662 in words is "eighty-three billion, four hundred twenty million, five hundred twenty thousand, six hundred sixty-two".