47190959138 has 16 divisors (see below), whose sum is σ = 72537549216. Its totient is φ = 23013365760.

The previous prime is 47190959131. The next prime is 47190959147. The reversal of 47190959138 is 83195909174.

47190959138 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (47190959131) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 337631 + ... + 456482.

It is an arithmetic number, because the mean of its divisors is an integer number (4533596826).

Almost surely, 2^47190959138 is an apocalyptic number.

47190959138 is a deficient number, since it is larger than the sum of its proper divisors (25346590078).

47190959138 is a wasteful number, since it uses less digits than its factorization.

47190959138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 794849.

The product of its (nonzero) digits is 2449440, while the sum is 56.

The spelling of 47190959138 in words is "forty-seven billion, one hundred ninety million, nine hundred fifty-nine thousand, one hundred thirty-eight".