1457159333457 has 8 divisors (see below), whose sum is σ = 1945900698784. Its totient is φ = 969928761888.

The previous prime is 1457159333369. The next prime is 1457159333471. The reversal of 1457159333457 is 7543339517541.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1457159333457 - 2³⁹ = 907403519569 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1457159333397 and 1457159333406.

It is not an unprimeable number, because it can be changed into a prime (1457159333477) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 377696188 + ... + 377700045.

It is an arithmetic number, because the mean of its divisors is an integer number (243237587348).

Almost surely, 2^{1457159333457} is an apocalyptic number.

It is an amenable number.

1457159333457 is a deficient number, since it is larger than the sum of its proper divisors (488741365327).

1457159333457 is an equidigital number, since it uses as much as digits as its factorization.

1457159333457 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 755396879.

The product of its digits is 23814000, while the sum is 57.

The spelling of 1457159333457 in words is "one trillion, four hundred fifty-seven billion, one hundred fifty-nine million, three hundred thirty-three thousand, four hundred fifty-seven".