40501501429 has 4 divisors (see below), whose sum is σ = 40562961120. Its totient is φ = 40440041740.

The previous prime is 40501501423. The next prime is 40501501433. The reversal of 40501501429 is 92410510504.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 40501501429 - 2¹³ = 40501493237 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 40501501429.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40501501423) 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, 30728857 + ... + 30730174.

It is an arithmetic number, because the mean of its divisors is an integer number (10140740280).

Almost surely, 2^40501501429 is an apocalyptic number.

It is an amenable number.

40501501429 is a deficient number, since it is larger than the sum of its proper divisors (61459691).

40501501429 is an equidigital number, since it uses as much as digits as its factorization.

40501501429 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61459690.

The product of its (nonzero) digits is 7200, while the sum is 31.

The spelling of 40501501429 in words is "forty billion, five hundred one million, five hundred one thousand, four hundred twenty-nine".