84748245715 has 24 divisors (see below), whose sum is σ = 124528041360. Its totient is φ = 55054496448.

The previous prime is 84748245707. The next prime is 84748245737. The reversal of 84748245715 is 51754284748.

It is a happy number.

It is not a de Polignac number, because 84748245715 - 2³ = 84748245707 is a prime.

It is a super-2 number, since 2×84748245715² (a number of 23 digits) contains 22 as substring.

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, 9098272 + ... + 9107581.

It is an arithmetic number, because the mean of its divisors is an integer number (5188668390).

Almost surely, 2^84748245715 is an apocalyptic number.

84748245715 is a deficient number, since it is larger than the sum of its proper divisors (39779795645).

84748245715 is a wasteful number, since it uses less digits than its factorization.

84748245715 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18205891 (or 18205884 counting only the distinct ones).

The product of its digits is 10035200, while the sum is 55.

The spelling of 84748245715 in words is "eighty-four billion, seven hundred forty-eight million, two hundred forty-five thousand, seven hundred fifteen".