83657890348 has 12 divisors (see below), whose sum is σ = 146405117880. Its totient is φ = 41827856672.

The previous prime is 83657890297. The next prime is 83657890387. The reversal of 83657890348 is 84309875638.

It is a super-2 number, since 2×83657890348² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 84886 + ... + 417757.

It is an arithmetic number, because the mean of its divisors is an integer number (12200426490).

Almost surely, 2^83657890348 is an apocalyptic number.

It is an amenable number.

83657890348 is a deficient number, since it is larger than the sum of its proper divisors (62747227532).

83657890348 is a wasteful number, since it uses less digits than its factorization.

83657890348 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 544256 (or 544254 counting only the distinct ones).

The product of its (nonzero) digits is 34836480, while the sum is 61.

The spelling of 83657890348 in words is "eighty-three billion, six hundred fifty-seven million, eight hundred ninety thousand, three hundred forty-eight".