47156950620 has 144 divisors (see below), whose sum is σ = 154154713440. Its totient is φ = 11599676928.

The previous prime is 47156950583. The next prime is 47156950661. The reversal of 47156950620 is 2605965174.

47156950620 is a `hidden beast` number, since 4 + 7 + 15 + 6 + 9 + 5 + 0 + 620 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 3730671 + ... + 3743289.

Almost surely, 2^47156950620 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 47156950620, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (77077356720).

47156950620 is an abundant number, since it is smaller than the sum of its proper divisors (106997762820).

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

47156950620 is a wasteful number, since it uses less digits than its factorization.

47156950620 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14244 (or 14239 counting only the distinct ones).

The product of its (nonzero) digits is 453600, while the sum is 45.

The spelling of 47156950620 in words is "forty-seven billion, one hundred fifty-six million, nine hundred fifty thousand, six hundred twenty".