616461055 has 16 divisors (see below), whose sum is σ = 895164480. Its totient is φ = 397850112.

The previous prime is 616461047. The next prime is 616461067. The reversal of 616461055 is 550164616.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 616461055 - 2³ = 616461047 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 616461055.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 517440 + ... + 518629.

It is an arithmetic number, because the mean of its divisors is an integer number (55947780).

Almost surely, 2^616461055 is an apocalyptic number.

616461055 is a deficient number, since it is larger than the sum of its proper divisors (278703425).

616461055 is a wasteful number, since it uses less digits than its factorization.

616461055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1036098.

The product of its (nonzero) digits is 21600, while the sum is 34.

The square root of 616461055 is about 24828.6337723202. The cubic root of 616461055 is about 851.0764010256.

The spelling of 616461055 in words is "six hundred sixteen million, four hundred sixty-one thousand, fifty-five".