47865157632 has 120 divisors (see below), whose sum is σ = 142970127300. Its totient is φ = 15954997248.

The previous prime is 47865157603. The next prime is 47865157651. The reversal of 47865157632 is 23675156874.

47865157632 is a `hidden beast` number, since 4 + 7 + 8 + 65 + 1 + 576 + 3 + 2 = 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 9 ways as a sum of consecutive naturals, for example, 21619 + ... + 310157.

Almost surely, 2^47865157632 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 47865157632, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (71485063650).

47865157632 is an abundant number, since it is smaller than the sum of its proper divisors (95104969668).

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

47865157632 is an equidigital number, since it uses as much as digits as its factorization.

47865157632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 288573 (or 288544 counting only the distinct ones).

The product of its digits is 8467200, while the sum is 54.

The spelling of 47865157632 in words is "forty-seven billion, eight hundred sixty-five million, one hundred fifty-seven thousand, six hundred thirty-two".