84745244375 has 80 divisors (see below), whose sum is σ = 124637328288. Its totient is φ = 56908800000.

The previous prime is 84745244371. The next prime is 84745244377. The reversal of 84745244375 is 57344254748.

It is not a de Polignac number, because 84745244375 - 2² = 84745244371 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (53).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84745244371) by changing a digit.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 6187535 + ... + 6201215.

Almost surely, 2^84745244375 is an apocalyptic number.

84745244375 is a gapful number since it is divisible by the number (85) formed by its first and last digit.

84745244375 is a deficient number, since it is larger than the sum of its proper divisors (39892083913).

84745244375 is a wasteful number, since it uses less digits than its factorization.

84745244375 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13782 (or 13767 counting only the distinct ones).

The product of its digits is 15052800, while the sum is 53.

The spelling of 84745244375 in words is "eighty-four billion, seven hundred forty-five million, two hundred forty-four thousand, three hundred seventy-five".