1612454457104 has 20 divisors (see below), whose sum is σ = 3208566471564. Its totient is φ = 784437303168.

The previous prime is 1612454457091. The next prime is 1612454457143. The reversal of 1612454457104 is 4017544542161.

It can be written as a sum of positive squares in 2 ways, for example, as 929781919504 + 682672537600 = 964252^2 + 826240^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1361869727 + ... + 1361870910.

Almost surely, 2^{1612454457104} is an apocalyptic number.

It is an amenable number.

1612454457104 is a deficient number, since it is larger than the sum of its proper divisors (1596112014460).

1612454457104 is a wasteful number, since it uses less digits than its factorization.

1612454457104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2723740682 (or 2723740676 counting only the distinct ones).

The product of its (nonzero) digits is 537600, while the sum is 44.

Adding to 1612454457104 its reverse (4017544542161), we get a palindrome (5629998999265).

The spelling of 1612454457104 in words is "one trillion, six hundred twelve billion, four hundred fifty-four million, four hundred fifty-seven thousand, one hundred four".