827151745152 has 64 divisors (see below), whose sum is σ = 2227219457760. Its totient is φ = 271940290560.

The previous prime is 827151745141. The next prime is 827151745223. The reversal of 827151745152 is 251547151728.

It is a tau number, because it is divible by the number of its divisors (64).

It is a Harshad number since it is a multiple of its sum of digits (48).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14725674 + ... + 14781737.

Almost surely, 2^827151745152 is an apocalyptic number.

It is an amenable number.

827151745152 is an abundant number, since it is smaller than the sum of its proper divisors (1400067712608).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

827151745152 is a wasteful number, since it uses less digits than its factorization.

827151745152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29507501 (or 29507489 counting only the distinct ones).

The product of its digits is 784000, while the sum is 48.

The spelling of 827151745152 in words is "eight hundred twenty-seven billion, one hundred fifty-one million, seven hundred forty-five thousand, one hundred fifty-two".