616331463 has 8 divisors (see below), whose sum is σ = 896482176. Its totient is φ = 373534200.

The previous prime is 616331383. The next prime is 616331467. The reversal of 616331463 is 364133616.

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

It is not a de Polignac number, because 616331463 - 2⁹ = 616330951 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (33), and also a Moran number because the ratio is a prime number: 18676711 = 616331463 / (6 + 1 + 6 + 3 + 3 + 1 + 4 + 6 + 3).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (616331467) 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, 9338323 + ... + 9338388.

It is an arithmetic number, because the mean of its divisors is an integer number (112060272).

Almost surely, 2^616331463 is an apocalyptic number.

616331463 is a deficient number, since it is larger than the sum of its proper divisors (280150713).

616331463 is a wasteful number, since it uses less digits than its factorization.

616331463 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18676725.

The product of its digits is 23328, while the sum is 33.

The square root of 616331463 is about 24826.0239063770. The cubic root of 616331463 is about 851.0167592896.

The spelling of 616331463 in words is "six hundred sixteen million, three hundred thirty-one thousand, four hundred sixty-three".