1671165528 has 32 divisors (see below), whose sum is σ = 4179308400. Its totient is φ = 556869248.

The previous prime is 1671165499. The next prime is 1671165541. The reversal of 1671165528 is 8255611761.

It is a self number, because there is not a number n which added to its sum of digits gives 1671165528.

It is a congruent number.

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, 74938 + ... + 94646.

Almost surely, 2^1671165528 is an apocalyptic number.

It is an amenable number.

1671165528 is an abundant number, since it is smaller than the sum of its proper divisors (2508142872).

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

1671165528 is a wasteful number, since it uses less digits than its factorization.

1671165528 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23251 (or 23247 counting only the distinct ones).

The product of its digits is 100800, while the sum is 42.

The square root of 1671165528 is about 40879.8914871358. The cubic root of 1671165528 is about 1186.6969410419.

The spelling of 1671165528 in words is "one billion, six hundred seventy-one million, one hundred sixty-five thousand, five hundred twenty-eight".