614700347621 has 4 divisors (see below), whose sum is σ = 614702681772. Its totient is φ = 614698013472.

The previous prime is 614700347617. The next prime is 614700347671. The reversal of 614700347621 is 126743007416.

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 466913922721 + 147786424900 = 683311^2 + 384430^2 .

It is a cyclic number.

It is not a de Polignac number, because 614700347621 - 2² = 614700347617 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 (614700347671) 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, 713216 + ... + 1318361.

It is an arithmetic number, because the mean of its divisors is an integer number (153675670443).

Almost surely, 2^614700347621 is an apocalyptic number.

It is an amenable number.

614700347621 is a deficient number, since it is larger than the sum of its proper divisors (2334151).

614700347621 is a wasteful number, since it uses less digits than its factorization.

614700347621 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2334150.

The product of its (nonzero) digits is 169344, while the sum is 41.

The spelling of 614700347621 in words is "six hundred fourteen billion, seven hundred million, three hundred forty-seven thousand, six hundred twenty-one".