616253701 has 4 divisors (see below), whose sum is σ = 704289952. Its totient is φ = 528217452.

The previous prime is 616253639. The next prime is 616253717. The reversal of 616253701 is 107352616.

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 not a de Polignac number, because 616253701 - 2¹⁵ = 616220933 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 (616256701) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 44018115 + ... + 44018128.

It is an arithmetic number, because the mean of its divisors is an integer number (176072488).

Almost surely, 2^616253701 is an apocalyptic number.

It is an amenable number.

616253701 is a deficient number, since it is larger than the sum of its proper divisors (88036251).

616253701 is an equidigital number, since it uses as much as digits as its factorization.

616253701 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 88036250.

The product of its (nonzero) digits is 7560, while the sum is 31.

The square root of 616253701 is about 24824.4577181456. The cubic root of 616253701 is about 850.9809671050.

The spelling of 616253701 in words is "six hundred sixteen million, two hundred fifty-three thousand, seven hundred one".