84003134586964 has 6 divisors (see below), whose sum is σ = 147005485527194. Its totient is φ = 42001567293480.

The previous prime is 84003134586937. The next prime is 84003134586989. The reversal of 84003134586964 is 46968543130048.

It can be written as a sum of positive squares in only one way, i.e., 46043118818064 + 37960015768900 = 6785508^2 + 6161170^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10500391823367 + ... + 10500391823374.

Almost surely, 2^{84003134586964} is an apocalyptic number.

It is an amenable number.

84003134586964 is a deficient number, since it is larger than the sum of its proper divisors (63002350940230).

84003134586964 is a wasteful number, since it uses less digits than its factorization.

84003134586964 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21000783646745 (or 21000783646743 counting only the distinct ones).

The product of its (nonzero) digits is 59719680, while the sum is 61.

The spelling of 84003134586964 in words is "eighty-four trillion, three billion, one hundred thirty-four million, five hundred eighty-six thousand, nine hundred sixty-four".