75775848816 has 80 divisors (see below), whose sum is σ = 203001069600. Its totient is φ = 24327819264.

The previous prime is 75775848809. The next prime is 75775848823. The reversal of 75775848816 is 61884857757.

It is an interprime number because it is at equal distance from previous prime (75775848809) and next prime (75775848823).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 502780 + ... + 635876.

It is an arithmetic number, because the mean of its divisors is an integer number (2537513370).

Almost surely, 2^75775848816 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 75775848816, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (101500534800).

75775848816 is an abundant number, since it is smaller than the sum of its proper divisors (127225220784).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

75775848816 is a wasteful number, since it uses less digits than its factorization.

75775848816 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 133546 (or 133540 counting only the distinct ones).

The product of its digits is 105369600, while the sum is 66.

The spelling of 75775848816 in words is "seventy-five billion, seven hundred seventy-five million, eight hundred forty-eight thousand, eight hundred sixteen".