2668431070952 has 8 divisors (see below), whose sum is σ = 5003308258050. Its totient is φ = 1334215535472.

The previous prime is 2668431070931. The next prime is 2668431070969. The reversal of 2668431070952 is 2590701348662.

It can be written as a sum of positive squares in only one way, i.e., 1739956217476 + 928474853476 = 1319074^2 + 963574^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 2668431070894 and 2668431070903.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 166776941927 + ... + 166776941942.

It is a 1-persistent number, because it is pandigital, but 2⋅2668431070952 = 5336862141904 is not.

Almost surely, 2^{2668431070952} is an apocalyptic number.

It is an amenable number.

2668431070952 is a deficient number, since it is larger than the sum of its proper divisors (2334877187098).

2668431070952 is a wasteful number, since it uses less digits than its factorization.

2668431070952 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 333553883875 (or 333553883871 counting only the distinct ones).

The product of its (nonzero) digits is 4354560, while the sum is 53.

The spelling of 2668431070952 in words is "two trillion, six hundred sixty-eight billion, four hundred thirty-one million, seventy thousand, nine hundred fifty-two".