1457971812612 has 72 divisors (see below), whose sum is σ = 4297876128000. Its totient is φ = 416563371504.

The previous prime is 1457971812509. The next prime is 1457971812613. The reversal of 1457971812612 is 2162181797541.

1457971812612 is a `hidden beast` number, since 1 + 4 + 5 + 7 + 9 + 7 + 1 + 8 + 12 + 612 = 666.

It is a super-2 number, since 2×1457971812612² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1457971812613) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 59024412 + ... + 59049107.

It is an arithmetic number, because the mean of its divisors is an integer number (59692724000).

Almost surely, 2^{1457971812612} is an apocalyptic number.

1457971812612 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1457971812612 is an abundant number, since it is smaller than the sum of its proper divisors (2839904315388).

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

1457971812612 is a wasteful number, since it uses less digits than its factorization.

1457971812612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 118073550 (or 118073531 counting only the distinct ones).

The product of its digits is 1693440, while the sum is 54.

The spelling of 1457971812612 in words is "one trillion, four hundred fifty-seven billion, nine hundred seventy-one million, eight hundred twelve thousand, six hundred twelve".