47213756765415 has 12 divisors (see below), whose sum is σ = 81837178393464. Its totient is φ = 25180670274864.

The previous prime is 47213756765407. The next prime is 47213756765453. The reversal of 47213756765415 is 51456765731274.

47213756765415 is a `hidden beast` number, since 4 + 7 + 2 + 1 + 3 + 7 + 567 + 6 + 54 + 15 = 666.

It is not a de Polignac number, because 47213756765415 - 2³ = 47213756765407 is a prime.

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, 524597297349 + ... + 524597297438.

It is an arithmetic number, because the mean of its divisors is an integer number (6819764866122).

Almost surely, 2^{47213756765415} is an apocalyptic number.

47213756765415 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

47213756765415 is a deficient number, since it is larger than the sum of its proper divisors (34623421628049).

47213756765415 is a wasteful number, since it uses less digits than its factorization.

47213756765415 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1049194594798 (or 1049194594795 counting only the distinct ones).

The product of its digits is 148176000, while the sum is 63.

The spelling of 47213756765415 in words is "forty-seven trillion, two hundred thirteen billion, seven hundred fifty-six million, seven hundred sixty-five thousand, four hundred fifteen".