75855940501 has 4 divisors (see below), whose sum is σ = 82751935104. Its totient is φ = 68959945900.

The previous prime is 75855940493. The next prime is 75855940543. The reversal of 75855940501 is 10504955857.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 75855940501 - 2³ = 75855940493 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (75855940591) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3447997285 + ... + 3447997306.

It is an arithmetic number, because the mean of its divisors is an integer number (20687983776).

Almost surely, 2^75855940501 is an apocalyptic number.

It is an amenable number.

75855940501 is a deficient number, since it is larger than the sum of its proper divisors (6895994603).

75855940501 is a wasteful number, since it uses less digits than its factorization.

75855940501 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6895994602.

The product of its (nonzero) digits is 1260000, while the sum is 49.

The spelling of 75855940501 in words is "seventy-five billion, eight hundred fifty-five million, nine hundred forty thousand, five hundred one".