43266161015 has 64 divisors (see below), whose sum is σ = 69180023808. Its totient is φ = 25146931200.

The previous prime is 43266160961. The next prime is 43266161077. The reversal of 43266161015 is 51016166234.

It is not a de Polignac number, because 43266161015 - 2¹⁶ = 43266095479 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (35).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 669425 + ... + 731205.

It is an arithmetic number, because the mean of its divisors is an integer number (1080937872).

Almost surely, 2^43266161015 is an apocalyptic number.

43266161015 is a deficient number, since it is larger than the sum of its proper divisors (25913862793).

43266161015 is a wasteful number, since it uses less digits than its factorization.

43266161015 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61928.

The product of its (nonzero) digits is 25920, while the sum is 35.

The spelling of 43266161015 in words is "forty-three billion, two hundred sixty-six million, one hundred sixty-one thousand, fifteen".