47740173261 has 64 divisors (see below), whose sum is σ = 75681699840. Its totient is φ = 26470160640.

The previous prime is 47740173163. The next prime is 47740173293. The reversal of 47740173261 is 16237104774.

It is a happy number.

It is a de Polignac number, because none of the positive numbers 2^k-47740173261 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (47740173461) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1642491 + ... + 1671303.

It is an arithmetic number, because the mean of its divisors is an integer number (1182526560).

Almost surely, 2^47740173261 is an apocalyptic number.

It is an amenable number.

47740173261 is a deficient number, since it is larger than the sum of its proper divisors (27941526579).

47740173261 is a wasteful number, since it uses less digits than its factorization.

47740173261 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28946.

The product of its (nonzero) digits is 197568, while the sum is 42.

The spelling of 47740173261 in words is "forty-seven billion, seven hundred forty million, one hundred seventy-three thousand, two hundred sixty-one".