856457450285374 has 32 divisors (see below), whose sum is σ = 1509381483042816. Its totient is φ = 356864454172800.

The previous prime is 856457450285303. The next prime is 856457450285429. The reversal of 856457450285374 is 473582054754658.

856457450285374 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 856457450285297 and 856457450285306.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4309857819 + ... + 4310056534.

It is an arithmetic number, because the mean of its divisors is an integer number (47168171345088).

Almost surely, 2^{856457450285374} is an apocalyptic number.

856457450285374 is a deficient number, since it is larger than the sum of its proper divisors (652924032757442).

856457450285374 is a wasteful number, since it uses less digits than its factorization.

856457450285374 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8619914560.

The product of its (nonzero) digits is 4515840000, while the sum is 73.

The spelling of 856457450285374 in words is "eight hundred fifty-six trillion, four hundred fifty-seven billion, four hundred fifty million, two hundred eighty-five thousand, three hundred seventy-four".