47155220364 has 72 divisors (see below), whose sum is σ = 135521754480. Its totient is φ = 12680392704.

The previous prime is 47155220311. The next prime is 47155220377. The reversal of 47155220364 is 46302255174.

It is a super-3 number, since 3×47155220364³ (a number of 33 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2348709 + ... + 2368700.

It is an arithmetic number, because the mean of its divisors is an integer number (1882246590).

Almost surely, 2^47155220364 is an apocalyptic number.

It is an amenable number.

47155220364 is an abundant number, since it is smaller than the sum of its proper divisors (88366534116).

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

47155220364 is a wasteful number, since it uses less digits than its factorization.

47155220364 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4717447 (or 4717438 counting only the distinct ones).

The product of its (nonzero) digits is 201600, while the sum is 39.

The spelling of 47155220364 in words is "forty-seven billion, one hundred fifty-five million, two hundred twenty thousand, three hundred sixty-four".