83802079668 has 48 divisors (see below), whose sum is σ = 206037923840. Its totient is φ = 26437039200.

The previous prime is 83802079643. The next prime is 83802079693. The reversal of 83802079668 is 86697020838.

It is an interprime number because it is at equal distance from previous prime (83802079643) and next prime (83802079693).

It is a super-4 number, since 4×83802079668⁴ (a number of 45 digits) contains 4444 as substring.

It is a Harshad number since it is a multiple of its sum of digits (57).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 40503 + ... + 411393.

Almost surely, 2^83802079668 is an apocalyptic number.

It is an amenable number.

83802079668 is an abundant number, since it is smaller than the sum of its proper divisors (122235844172).

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

83802079668 is a wasteful number, since it uses less digits than its factorization.

83802079668 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 371908 (or 371906 counting only the distinct ones).

The product of its (nonzero) digits is 6967296, while the sum is 57.

The spelling of 83802079668 in words is "eighty-three billion, eight hundred two million, seventy-nine thousand, six hundred sixty-eight".