3157653742 has 8 divisors (see below), whose sum is σ = 4738549536. Its totient is φ = 1578137232.

The previous prime is 3157653691. The next prime is 3157653761. The reversal of 3157653742 is 2473567513.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 339078 + ... + 348265.

It is an arithmetic number, because the mean of its divisors is an integer number (592318692).

Almost surely, 2^3157653742 is an apocalyptic number.

3157653742 is a deficient number, since it is larger than the sum of its proper divisors (1580895794).

3157653742 is a wasteful number, since it uses less digits than its factorization.

3157653742 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 689642.

The product of its digits is 529200, while the sum is 43.

The square root of 3157653742 is about 56193.0043866672. The cubic root of 3157653742 is about 1467.0835077466.

The spelling of 3157653742 in words is "three billion, one hundred fifty-seven million, six hundred fifty-three thousand, seven hundred forty-two".