6101569640 has 32 divisors (see below), whose sum is σ = 13744264680. Its totient is φ = 2437830912.

The previous prime is 6101569633. The next prime is 6101569687. The reversal of 6101569640 is 469651016.

It can be written as a sum of positive squares in 4 ways, for example, as 6098672836 + 2896804 = 78094^2 + 1702^2 .

It is a junction number, because it is equal to n+sod(n) for n = 6101569594 and 6101569603.

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, 51887 + ... + 122046.

Almost surely, 2^6101569640 is an apocalyptic number.

It is an amenable number.

6101569640 is an abundant number, since it is smaller than the sum of its proper divisors (7642695040).

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

6101569640 is a wasteful number, since it uses less digits than its factorization.

6101569640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 174821 (or 174817 counting only the distinct ones).

The product of its (nonzero) digits is 38880, while the sum is 38.

The square root of 6101569640 is about 78112.5447031397. The cubic root of 6101569640 is about 1827.3168438404.

The spelling of 6101569640 in words is "six billion, one hundred one million, five hundred sixty-nine thousand, six hundred forty".