4165390655 has 16 divisors (see below), whose sum is σ = 5050102464. Its totient is φ = 3298068480.

The previous prime is 4165390627. The next prime is 4165390657. The reversal of 4165390655 is 5560935614.

It is not a de Polignac number, because 4165390655 - 2⁸ = 4165390399 is a prime.

It is a super-2 number, since 2×4165390655² = 34700958617522658050, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4165390657) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 179150 + ... + 201060.

It is an arithmetic number, because the mean of its divisors is an integer number (315631404).

Almost surely, 2^4165390655 is an apocalyptic number.

4165390655 is a deficient number, since it is larger than the sum of its proper divisors (884711809).

4165390655 is a wasteful number, since it uses less digits than its factorization.

4165390655 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22306.

The product of its (nonzero) digits is 486000, while the sum is 44.

The square root of 4165390655 is about 64539.8377360836. The cubic root of 4165390655 is about 1608.9846941425.

The spelling of 4165390655 in words is "four billion, one hundred sixty-five million, three hundred ninety thousand, six hundred fifty-five".