616436241645 has 32 divisors (see below), whose sum is σ = 1127227283712. Its totient is φ = 281792028672.

The previous prime is 616436241637. The next prime is 616436241727. The reversal of 616436241645 is 546142634616.

It is not a de Polignac number, because 616436241645 - 2³ = 616436241637 is a prime.

It is a super-3 number, since 3×616436241645³ (a number of 36 digits) contains 333 as substring.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 616436241594 and 616436241603.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 7201719 + ... + 7286811.

It is an arithmetic number, because the mean of its divisors is an integer number (35225852616).

Almost surely, 2^616436241645 is an apocalyptic number.

It is an amenable number.

616436241645 is a deficient number, since it is larger than the sum of its proper divisors (510791042067).

616436241645 is a wasteful number, since it uses less digits than its factorization.

616436241645 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 154101.

The product of its digits is 2488320, while the sum is 48.

The spelling of 616436241645 in words is "six hundred sixteen billion, four hundred thirty-six million, two hundred forty-one thousand, six hundred forty-five".