50542382947 has 24 divisors (see below), whose sum is σ = 59209783296. Its totient is φ = 43016330448.

The previous prime is 50542382909. The next prime is 50542382977. The reversal of 50542382947 is 74928324505.

It is a happy number.

It is not a de Polignac number, because 50542382947 - 2⁷ = 50542382819 is a prime.

It is a super-2 number, since 2×50542382947² (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (49).

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 50542382947.

It is not an unprimeable number, because it can be changed into a prime (50542382977) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 11363278 + ... + 11367724.

It is an arithmetic number, because the mean of its divisors is an integer number (2467074304).

Almost surely, 2^50542382947 is an apocalyptic number.

50542382947 is a deficient number, since it is larger than the sum of its proper divisors (8667400349).

50542382947 is a wasteful number, since it uses less digits than its factorization.

50542382947 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6047 (or 6040 counting only the distinct ones).

The product of its (nonzero) digits is 2419200, while the sum is 49.

The spelling of 50542382947 in words is "fifty billion, five hundred forty-two million, three hundred eighty-two thousand, nine hundred forty-seven".