3215157053426 has 4 divisors (see below), whose sum is σ = 4822735580142. Its totient is φ = 1607578526712.

The previous prime is 3215157053413. The next prime is 3215157053467. The reversal of 3215157053426 is 6243507515123.

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., 2139342097201 + 1075814956225 = 1462649^2 + 1037215^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 803789263355 + ... + 803789263358.

Almost surely, 2^{3215157053426} is an apocalyptic number.

3215157053426 is a deficient number, since it is larger than the sum of its proper divisors (1607578526716).

3215157053426 is a wasteful number, since it uses less digits than its factorization.

3215157053426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1607578526715.

The product of its (nonzero) digits is 756000, while the sum is 44.

The spelling of 3215157053426 in words is "three trillion, two hundred fifteen billion, one hundred fifty-seven million, fifty-three thousand, four hundred twenty-six".