2570069738 has 4 divisors (see below), whose sum is σ = 3855104610. Its totient is φ = 1285034868.

The previous prime is 2570069729. The next prime is 2570069767. The reversal of 2570069738 is 8379600752.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 2255965009 + 314104729 = 47497^2 + 17723^2 .

It is a junction number, because it is equal to n+sod(n) for n = 2570069692 and 2570069701.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 642517433 + ... + 642517436.

Almost surely, 2^2570069738 is an apocalyptic number.

2570069738 is a deficient number, since it is larger than the sum of its proper divisors (1285034872).

2570069738 is a wasteful number, since it uses less digits than its factorization.

2570069738 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1285034871.

The product of its (nonzero) digits is 635040, while the sum is 47.

The square root of 2570069738 is about 50695.8552349203. The cubic root of 2570069738 is about 1369.7720575533.

The spelling of 2570069738 in words is "two billion, five hundred seventy million, sixty-nine thousand, seven hundred thirty-eight".