40430460069 has 128 divisors (see below), whose sum is σ = 69262387200. Its totient is φ = 23145108480.

The previous prime is 40430460067. The next prime is 40430460073. The reversal of 40430460069 is 96006403404.

40430460069 is a `hidden beast` number, since 4 + 0 + 43 + 0 + 4 + 600 + 6 + 9 = 666.

It is not a de Polignac number, because 40430460069 - 2¹ = 40430460067 is a prime.

It is a super-2 number, since 2×40430460069² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40430460061) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 34525854 + ... + 34527024.

It is an arithmetic number, because the mean of its divisors is an integer number (541112400).

Almost surely, 2^40430460069 is an apocalyptic number.

It is an amenable number.

40430460069 is a deficient number, since it is larger than the sum of its proper divisors (28831927131).

40430460069 is a wasteful number, since it uses less digits than its factorization.

40430460069 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1360 (or 1354 counting only the distinct ones).

The product of its (nonzero) digits is 62208, while the sum is 36.

The spelling of 40430460069 in words is "forty billion, four hundred thirty million, four hundred sixty thousand, sixty-nine".