47475860436 has 36 divisors (see below), whose sum is σ = 120015496692. Its totient is φ = 15824354304.

The previous prime is 47475860429. The next prime is 47475860449. The reversal of 47475860436 is 63406857474.

47475860436 is a `hidden beast` number, since 474 + 75 + 8 + 60 + 43 + 6 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 21522650436 + 25953210000 = 146706^2 + 161100^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is a super-2 number, since 2×47475860436² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 874996 + ... + 927668.

It is an arithmetic number, because the mean of its divisors is an integer number (3333763797).

Almost surely, 2^47475860436 is an apocalyptic number.

It is an amenable number.

47475860436 is an abundant number, since it is smaller than the sum of its proper divisors (72539636256).

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

47475860436 is a wasteful number, since it uses less digits than its factorization.

47475860436 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77720 (or 77715 counting only the distinct ones).

The product of its (nonzero) digits is 13547520, while the sum is 54.

The spelling of 47475860436 in words is "forty-seven billion, four hundred seventy-five million, eight hundred sixty thousand, four hundred thirty-six".