1840165713 has 12 divisors (see below), whose sum is σ = 2797913040. Its totient is φ = 1162209816.

The previous prime is 1840165687. The next prime is 1840165721. The reversal of 1840165713 is 3175610481.

1840165713 is a `hidden beast` number, since 1 + 84 + 0 + 1 + 6 + 571 + 3 = 666.

It is not a de Polignac number, because 1840165713 - 2²² = 1835971409 is a prime.

It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (1840165753) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5380431 + ... + 5380772.

It is an arithmetic number, because the mean of its divisors is an integer number (233159420).

Almost surely, 2^1840165713 is an apocalyptic number.

It is an amenable number.

1840165713 is a deficient number, since it is larger than the sum of its proper divisors (957747327).

1840165713 is a wasteful number, since it uses less digits than its factorization.

1840165713 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10761228 (or 10761225 counting only the distinct ones).

The product of its (nonzero) digits is 20160, while the sum is 36.

The square root of 1840165713 is about 42897.1527376818. The cubic root of 1840165713 is about 1225.4219205803.

The spelling of 1840165713 in words is "one billion, eight hundred forty million, one hundred sixty-five thousand, seven hundred thirteen".