40029929193 has 16 divisors (see below), whose sum is σ = 53864824896. Its totient is φ = 26440995840.

The previous prime is 40029929183. The next prime is 40029929231. The reversal of 40029929193 is 39192992004.

It is not a de Polignac number, because 40029929193 - 2²¹ = 40027832041 is a prime.

It is not an unprimeable number, because it can be changed into a prime (40029929113) 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, 1001121 + ... + 1040337.

It is an arithmetic number, because the mean of its divisors is an integer number (3366551556).

Almost surely, 2^40029929193 is an apocalyptic number.

It is an amenable number.

40029929193 is a deficient number, since it is larger than the sum of its proper divisors (13834895703).

40029929193 is a wasteful number, since it uses less digits than its factorization.

40029929193 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42344.

The product of its (nonzero) digits is 314928, while the sum is 48.

The spelling of 40029929193 in words is "forty billion, twenty-nine million, nine hundred twenty-nine thousand, one hundred ninety-three".