1616412654 has 48 divisors (see below), whose sum is σ = 3577558608. Its totient is φ = 527319936.

The previous prime is 1616412617. The next prime is 1616412667. The reversal of 1616412654 is 4562146161.

1616412654 is a `hidden beast` number, since 1 + 6 + 1 + 641 + 2 + 6 + 5 + 4 = 666.

It is a super-2 number, since 2×1616412654² = 5225579736022647432, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 185074 + ... + 193610.

It is an arithmetic number, because the mean of its divisors is an integer number (74532471).

Almost surely, 2^1616412654 is an apocalyptic number.

1616412654 is an abundant number, since it is smaller than the sum of its proper divisors (1961145954).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1616412654 is a wasteful number, since it uses less digits than its factorization.

1616412654 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8769 (or 8766 counting only the distinct ones).

The product of its digits is 34560, while the sum is 36.

The square root of 1616412654 is about 40204.6347328265. The cubic root of 1616412654 is about 1173.5927390216.

The spelling of 1616412654 in words is "one billion, six hundred sixteen million, four hundred twelve thousand, six hundred fifty-four".