1457727471387 has 48 divisors (see below), whose sum is σ = 2313103849056. Its totient is φ = 877307904000.

The previous prime is 1457727471331. The next prime is 1457727471401. The reversal of 1457727471387 is 7831747277541.

1457727471387 is a `hidden beast` number, since 1 + 4 + 57 + 72 + 74 + 71 + 387 = 666.

It is not a de Polignac number, because 1457727471387 - 2⁷ = 1457727471259 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1457727471287) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 8335687 + ... + 8508767.

It is an arithmetic number, because the mean of its divisors is an integer number (48189663522).

Almost surely, 2^{1457727471387} is an apocalyptic number.

1457727471387 is a deficient number, since it is larger than the sum of its proper divisors (855376377669).

1457727471387 is a wasteful number, since it uses less digits than its factorization.

1457727471387 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 173692 (or 173689 counting only the distinct ones).

The product of its digits is 64538880, while the sum is 63.

The spelling of 1457727471387 in words is "one trillion, four hundred fifty-seven billion, seven hundred twenty-seven million, four hundred seventy-one thousand, three hundred eighty-seven".