157775456 has 12 divisors (see below), whose sum is σ = 310620492. Its totient is φ = 78887712.

The previous prime is 157775441. The next prime is 157775467. The reversal of 157775456 is 654577751.

157775456 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 157775456.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2465210 + ... + 2465273.

It is an arithmetic number, because the mean of its divisors is an integer number (25885041).

Almost surely, 2^157775456 is an apocalyptic number.

157775456 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

157775456 is a deficient number, since it is larger than the sum of its proper divisors (152845036).

157775456 is an equidigital number, since it uses as much as digits as its factorization.

157775456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4930493 (or 4930485 counting only the distinct ones).

The product of its digits is 1029000, while the sum is 47.

The square root of 157775456 is about 12560.8700335606. The cubic root of 157775456 is about 540.3557966131.

The spelling of 157775456 in words is "one hundred fifty-seven million, seven hundred seventy-five thousand, four hundred fifty-six".