83147157576280 has 128 divisors (see below), whose sum is σ = 220156614679680. Its totient is φ = 27668183777280.

The previous prime is 83147157576209. The next prime is 83147157576323. The reversal of 83147157576280 is 8267575174138.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 16548049 + ... + 20979328.

It is an arithmetic number, because the mean of its divisors is an integer number (1719973552185).

Almost surely, 2^{83147157576280} is an apocalyptic number.

It is an amenable number.

83147157576280 is an abundant number, since it is smaller than the sum of its proper divisors (137009457103400).

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

83147157576280 is a wasteful number, since it uses less digits than its factorization.

83147157576280 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37527629 (or 37527625 counting only the distinct ones).

The product of its (nonzero) digits is 79027200, while the sum is 64.

The spelling of 83147157576280 in words is "eighty-three trillion, one hundred forty-seven billion, one hundred fifty-seven million, five hundred seventy-six thousand, two hundred eighty".