29542794431 has 2 divisors, whose sum is σ = 29542794432. Its totient is φ = 29542794430.

The previous prime is 29542794419. The next prime is 29542794473. The reversal of 29542794431 is 13449724592.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 29542794431 - 2¹⁰ = 29542793407 is a prime.

It is a super-2 number, since 2×29542794431² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 29542794431.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (29542794731) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14771397215 + 14771397216.

It is an arithmetic number, because the mean of its divisors is an integer number (14771397216).

Almost surely, 2^29542794431 is an apocalyptic number.

29542794431 is a deficient number, since it is larger than the sum of its proper divisors (1).

29542794431 is an equidigital number, since it uses as much as digits as its factorization.

29542794431 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2177280, while the sum is 50.

The spelling of 29542794431 in words is "twenty-nine billion, five hundred forty-two million, seven hundred ninety-four thousand, four hundred thirty-one".