40152029999 has 4 divisors (see below), whose sum is σ = 40211691936. Its totient is φ = 40092368064.

The previous prime is 40152029917. The next prime is 40152030047. The reversal of 40152029999 is 99992025104.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 40152029999 - 2²⁴ = 40135252783 is a prime.

It is a super-2 number, since 2×40152029999² (a number of 22 digits) 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 (40152029299) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 29829959 + ... + 29831304.

It is an arithmetic number, because the mean of its divisors is an integer number (10052922984).

Almost surely, 2^40152029999 is an apocalyptic number.

40152029999 is a deficient number, since it is larger than the sum of its proper divisors (59661937).

40152029999 is an equidigital number, since it uses as much as digits as its factorization.

40152029999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59661936.

The product of its (nonzero) digits is 524880, while the sum is 50.

The spelling of 40152029999 in words is "forty billion, one hundred fifty-two million, twenty-nine thousand, nine hundred ninety-nine".