2042970173764 has 24 divisors (see below), whose sum is σ = 3913331272088. Its totient is φ = 927451779840.

The previous prime is 2042970173719. The next prime is 2042970173771. The reversal of 2042970173764 is 4673710792402.

It can be written as a sum of positive squares in 4 ways, for example, as 19771172100 + 2023199001664 = 140610^2 + 1422392^2 .

It is a Harshad number since it is a multiple of its sum of digits (52).

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, 322028697 + ... + 322035040.

Almost surely, 2^{2042970173764} is an apocalyptic number.

It is an amenable number.

2042970173764 is a deficient number, since it is larger than the sum of its proper divisors (1870361098324).

2042970173764 is a wasteful number, since it uses less digits than its factorization.

2042970173764 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 644063815 (or 644063813 counting only the distinct ones).

The product of its (nonzero) digits is 3556224, while the sum is 52.

The spelling of 2042970173764 in words is "two trillion, forty-two billion, nine hundred seventy million, one hundred seventy-three thousand, seven hundred sixty-four".