40264352551 has 2 divisors, whose sum is σ = 40264352552. Its totient is φ = 40264352550.

The previous prime is 40264352519. The next prime is 40264352587. The reversal of 40264352551 is 15525346204.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 40264352551 - 2⁵ = 40264352519 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 40264352551.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40264352501) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20132176275 + 20132176276.

It is an arithmetic number, because the mean of its divisors is an integer number (20132176276).

Almost surely, 2^40264352551 is an apocalyptic number.

40264352551 is a deficient number, since it is larger than the sum of its proper divisors (1).

40264352551 is an equidigital number, since it uses as much as digits as its factorization.

40264352551 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 144000, while the sum is 37.

Adding to 40264352551 its reverse (15525346204), we get a palindrome (55789698755).

The spelling of 40264352551 in words is "forty billion, two hundred sixty-four million, three hundred fifty-two thousand, five hundred fifty-one".