83906692528 has 40 divisors (see below), whose sum is σ = 173291686400. Its totient is φ = 39242159424.

The previous prime is 83906692487. The next prime is 83906692561. The reversal of 83906692528 is 82529660938.

It is a happy 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, 1722876 + ... + 1770907.

It is an arithmetic number, because the mean of its divisors is an integer number (4332292160).

Almost surely, 2^83906692528 is an apocalyptic number.

It is an amenable number.

83906692528 is an abundant number, since it is smaller than the sum of its proper divisors (89384993872).

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

83906692528 is a wasteful number, since it uses less digits than its factorization.

83906692528 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3493889 (or 3493883 counting only the distinct ones).

The product of its (nonzero) digits is 11197440, while the sum is 58.

The spelling of 83906692528 in words is "eighty-three billion, nine hundred six million, six hundred ninety-two thousand, five hundred twenty-eight".