1654112646 has 12 divisors (see below), whose sum is σ = 3583910772. Its totient is φ = 551370876.

The previous prime is 1654112641. The next prime is 1654112711. The reversal of 1654112646 is 6462114561.

1654112646 is a `hidden beast` number, since 1 + 6 + 5 + 4 + 1 + 1 + 2 + 646 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 1654112646.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1654112641) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 45947556 + ... + 45947591.

It is an arithmetic number, because the mean of its divisors is an integer number (298659231).

Almost surely, 2^1654112646 is an apocalyptic number.

1654112646 is an abundant number, since it is smaller than the sum of its proper divisors (1929798126).

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

1654112646 is a wasteful number, since it uses less digits than its factorization.

1654112646 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 91895155 (or 91895152 counting only the distinct ones).

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

The square root of 1654112646 is about 40670.7836905069. The cubic root of 1654112646 is about 1182.6467082093.

The spelling of 1654112646 in words is "one billion, six hundred fifty-four million, one hundred twelve thousand, six hundred forty-six".