47025907291 has 4 divisors (see below), whose sum is σ = 51300989784. Its totient is φ = 42750824800.

The previous prime is 47025907277. The next prime is 47025907373. The reversal of 47025907291 is 19270952074.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 47025907291 - 2⁷ = 47025907163 is a prime.

It is a super-2 number, since 2×47025907291² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (47025904291) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2137541230 + ... + 2137541251.

It is an arithmetic number, because the mean of its divisors is an integer number (12825247446).

Almost surely, 2^47025907291 is an apocalyptic number.

47025907291 is a deficient number, since it is larger than the sum of its proper divisors (4275082493).

47025907291 is a wasteful number, since it uses less digits than its factorization.

47025907291 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4275082492.

The product of its (nonzero) digits is 317520, while the sum is 46.

The spelling of 47025907291 in words is "forty-seven billion, twenty-five million, nine hundred seven thousand, two hundred ninety-one".