3139154153894 has 8 divisors (see below), whose sum is σ = 5136797706408. Its totient is φ = 1426888251760.

The previous prime is 3139154153873. The next prime is 3139154153953. The reversal of 3139154153894 is 4983514519313.

It is a happy number.

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, 71344412567 + ... + 71344412610.

It is an arithmetic number, because the mean of its divisors is an integer number (642099713301).

Almost surely, 2^{3139154153894} is an apocalyptic number.

3139154153894 is a deficient number, since it is larger than the sum of its proper divisors (1997643552514).

3139154153894 is a wasteful number, since it uses less digits than its factorization.

3139154153894 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 142688825190.

The product of its digits is 6998400, while the sum is 56.

The spelling of 3139154153894 in words is "three trillion, one hundred thirty-nine billion, one hundred fifty-four million, one hundred fifty-three thousand, eight hundred ninety-four".