1457171879950 has 24 divisors (see below), whose sum is σ = 2710380040200. Its totient is φ = 582860076000.

The previous prime is 1457171879909. The next prime is 1457171879953. The reversal of 1457171879950 is 599781717541.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1457171879953) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3979701 + ... + 4330399.

It is an arithmetic number, because the mean of its divisors is an integer number (112932501675).

Almost surely, 2^{1457171879950} is an apocalyptic number.

1457171879950 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1457171879950 is a deficient number, since it is larger than the sum of its proper divisors (1253208160250).

1457171879950 is a wasteful number, since it uses less digits than its factorization.

1457171879950 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 433812 (or 433807 counting only the distinct ones).

The product of its (nonzero) digits is 22226400, while the sum is 64.

The spelling of 1457171879950 in words is "one trillion, four hundred fifty-seven billion, one hundred seventy-one million, eight hundred seventy-nine thousand, nine hundred fifty".