1457157428892 has 108 divisors (see below), whose sum is σ = 4268492218536. Its totient is φ = 415588538880.

The previous prime is 1457157428873. The next prime is 1457157428893. The reversal of 1457157428892 is 2988247517541.

1457157428892 is a `hidden beast` number, since 1 + 4 + 5 + 71 + 57 + 428 + 8 + 92 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1457157428893) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 6251803 + ... + 6480690.

Almost surely, 2^{1457157428892} is an apocalyptic number.

1457157428892 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1457157428892 is an abundant number, since it is smaller than the sum of its proper divisors (2811334789644).

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

1457157428892 is a wasteful number, since it uses less digits than its factorization.

1457157428892 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12732548 (or 12732526 counting only the distinct ones).

The product of its digits is 45158400, while the sum is 63.

The spelling of 1457157428892 in words is "one trillion, four hundred fifty-seven billion, one hundred fifty-seven million, four hundred twenty-eight thousand, eight hundred ninety-two".