47138838015 has 8 divisors (see below), whose sum is σ = 75422140848. Its totient is φ = 25140713600.

The previous prime is 47138837983. The next prime is 47138838041. The reversal of 47138838015 is 51083883174.

It is a happy number.

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

It is not a de Polignac number, because 47138838015 - 2⁵ = 47138837983 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1571294586 + ... + 1571294615.

It is an arithmetic number, because the mean of its divisors is an integer number (9427767606).

Almost surely, 2^47138838015 is an apocalyptic number.

47138838015 is a deficient number, since it is larger than the sum of its proper divisors (28283302833).

47138838015 is a wasteful number, since it uses less digits than its factorization.

47138838015 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3142589209.

The product of its (nonzero) digits is 645120, while the sum is 48.

The spelling of 47138838015 in words is "forty-seven billion, one hundred thirty-eight million, eight hundred thirty-eight thousand, fifteen".