616201120100465 has 8 divisors (see below), whose sum is σ = 751563333368808. Its totient is φ = 484879569914880.

The previous prime is 616201120100393. The next prime is 616201120100471. The reversal of 616201120100465 is 564001021102616.

It can be written as a sum of positive squares in 4 ways, for example, as 51378173972449 + 564822946128016 = 7167857^2 + 23766004^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2^k-616201120100465 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1010165770352 + ... + 1010165770961.

It is an arithmetic number, because the mean of its divisors is an integer number (93945416671101).

Almost surely, 2^{616201120100465} is an apocalyptic number.

It is an amenable number.

616201120100465 is a deficient number, since it is larger than the sum of its proper divisors (135362213268343).

616201120100465 is a wasteful number, since it uses less digits than its factorization.

616201120100465 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2020331541379.

The product of its (nonzero) digits is 17280, while the sum is 35.

The spelling of 616201120100465 in words is "six hundred sixteen trillion, two hundred one billion, one hundred twenty million, one hundred thousand, four hundred sixty-five".