857354453758 has 96 divisors (see below), whose sum is σ = 1468398165696. Its totient is φ = 374890560000.

The previous prime is 857354453737. The next prime is 857354453771.

It is a happy number.

857354453758 is nontrivially palindromic in base 10.

It is a self number, because there is not a number n which added to its sum of digits gives 857354453758.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 263556460 + ... + 263559712.

It is an arithmetic number, because the mean of its divisors is an integer number (15295814226).

Almost surely, 2^857354453758 is an apocalyptic number.

857354453758 is a deficient number, since it is larger than the sum of its proper divisors (611043711938).

857354453758 is a wasteful number, since it uses less digits than its factorization.

857354453758 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3682 (or 3671 counting only the distinct ones).

The product of its digits is 282240000, while the sum is 64.

The spelling of 857354453758 in words is "eight hundred fifty-seven billion, three hundred fifty-four million, four hundred fifty-three thousand, seven hundred fifty-eight".