1616294361 has 8 divisors (see below), whose sum is σ = 2350973664. Its totient is φ = 979572320.

The previous prime is 1616294357. The next prime is 1616294377. The reversal of 1616294361 is 1634926161.

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

It is a cyclic number.

It is not a de Polignac number, because 1616294361 - 2² = 1616294357 is a prime.

It is a super-2 number, since 2×1616294361² = 5224814922800796642, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1616294761) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24489276 + ... + 24489341.

It is an arithmetic number, because the mean of its divisors is an integer number (293871708).

Almost surely, 2^1616294361 is an apocalyptic number.

1616294361 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1616294361 is a deficient number, since it is larger than the sum of its proper divisors (734679303).

1616294361 is a wasteful number, since it uses less digits than its factorization.

1616294361 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48978631.

The product of its digits is 46656, while the sum is 39.

The square root of 1616294361 is about 40203.1635695501. The cubic root of 1616294361 is about 1173.5641095352.

The spelling of 1616294361 in words is "one billion, six hundred sixteen million, two hundred ninety-four thousand, three hundred sixty-one".