47356620551 has 32 divisors (see below), whose sum is σ = 50743891968. Its totient is φ = 44120401920.

The previous prime is 47356620511. The next prime is 47356620559. The reversal of 47356620551 is 15502665374.

It is a happy number.

47356620551 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 47356620551 - 2³⁰ = 46282878727 is a prime.

It is a super-3 number, since 3×47356620551³ (a number of 33 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (47356620559) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 39694811 + ... + 39696003.

It is an arithmetic number, because the mean of its divisors is an integer number (1585746624).

Almost surely, 2^47356620551 is an apocalyptic number.

47356620551 is a deficient number, since it is larger than the sum of its proper divisors (3387271417).

47356620551 is a wasteful number, since it uses less digits than its factorization.

47356620551 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1671.

The product of its (nonzero) digits is 756000, while the sum is 44.

The spelling of 47356620551 in words is "forty-seven billion, three hundred fifty-six million, six hundred twenty thousand, five hundred fifty-one".