75722007701 has 4 divisors (see below), whose sum is σ = 75724521132. Its totient is φ = 75719494272.

The previous prime is 75722007653. The next prime is 75722007743. The reversal of 75722007701 is 10770022757.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 41727867076 + 33994140625 = 204274^2 + 184375^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-75722007701 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 (75722007601) 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, 1210970 + ... + 1271963.

It is an arithmetic number, because the mean of its divisors is an integer number (18931130283).

Almost surely, 2^75722007701 is an apocalyptic number.

It is an amenable number.

75722007701 is a deficient number, since it is larger than the sum of its proper divisors (2513431).

75722007701 is a wasteful number, since it uses less digits than its factorization.

75722007701 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2513430.

The product of its (nonzero) digits is 48020, while the sum is 38.

The spelling of 75722007701 in words is "seventy-five billion, seven hundred twenty-two million, seven thousand, seven hundred one".