47260138977 has 6 divisors (see below), whose sum is σ = 68264645202. Its totient is φ = 31506759312.

The previous prime is 47260138951. The next prime is 47260138987. The reversal of 47260138977 is 77983106274.

47260138977 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 32111206416 + 15148932561 = 179196^2 + 123081^2 .

It is not a de Polignac number, because 47260138977 - 2¹¹ = 47260136929 is a prime.

It is a super-2 number, since 2×47260138977² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (47260138987) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2625563268 + ... + 2625563285.

It is an arithmetic number, because the mean of its divisors is an integer number (11377440867).

Almost surely, 2^47260138977 is an apocalyptic number.

It is an amenable number.

47260138977 is a deficient number, since it is larger than the sum of its proper divisors (21004506225).

47260138977 is a wasteful number, since it uses less digits than its factorization.

47260138977 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5251126559 (or 5251126556 counting only the distinct ones).

The product of its (nonzero) digits is 3556224, while the sum is 54.

The spelling of 47260138977 in words is "forty-seven billion, two hundred sixty million, one hundred thirty-eight thousand, nine hundred seventy-seven".