5671908540 has 36 divisors (see below), whose sum is σ = 17204789784. Its totient is φ = 1512508896.

The previous prime is 5671908533. The next prime is 5671908559. The reversal of 5671908540 is 458091765.

5671908540 is a `hidden beast` number, since 567 + 1 + 9 + 0 + 85 + 4 + 0 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a super-2 number, since 2×5671908540² = 64341092972249863200, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 15755122 + ... + 15755481.

Almost surely, 2^5671908540 is an apocalyptic number.

It is an amenable number.

5671908540 is an abundant number, since it is smaller than the sum of its proper divisors (11532881244).

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

5671908540 is a wasteful number, since it uses less digits than its factorization.

5671908540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31510618 (or 31510613 counting only the distinct ones).

The product of its (nonzero) digits is 302400, while the sum is 45.

The square root of 5671908540 is about 75312.0743307473. The cubic root of 5671908540 is about 1783.3766376845.

The spelling of 5671908540 in words is "five billion, six hundred seventy-one million, nine hundred eight thousand, five hundred forty".