47757223836 has 120 divisors (see below), whose sum is σ = 142756469856. Its totient is φ = 13637808000.

The previous prime is 47757223799. The next prime is 47757223853. The reversal of 47757223836 is 63832275774.

47757223836 is a `hidden beast` number, since 4 + 7 + 7 + 572 + 2 + 38 + 36 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 5613586 + ... + 5622086.

Almost surely, 2^47757223836 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 47757223836, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (71378234928).

47757223836 is an abundant number, since it is smaller than the sum of its proper divisors (94999246020).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

47757223836 is a wasteful number, since it uses less digits than its factorization.

47757223836 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11001 (or 10990 counting only the distinct ones).

The product of its digits is 11854080, while the sum is 54.

The spelling of 47757223836 in words is "forty-seven billion, seven hundred fifty-seven million, two hundred twenty-three thousand, eight hundred thirty-six".