1654179445492 has 96 divisors (see below), whose sum is σ = 3367613975040. Its totient is φ = 696323174400.

The previous prime is 1654179445459. The next prime is 1654179445543. The reversal of 1654179445492 is 2945449714561.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 1654179445492.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 881288058 + ... + 881289934.

It is an arithmetic number, because the mean of its divisors is an integer number (35079312240).

Almost surely, 2^{1654179445492} is an apocalyptic number.

It is an amenable number.

1654179445492 is an abundant number, since it is smaller than the sum of its proper divisors (1713434529548).

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

1654179445492 is a wasteful number, since it uses less digits than its factorization.

1654179445492 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3521 (or 3519 counting only the distinct ones).

The product of its digits is 43545600, while the sum is 61.

The spelling of 1654179445492 in words is "one trillion, six hundred fifty-four billion, one hundred seventy-nine million, four hundred forty-five thousand, four hundred ninety-two".