40253314251 has 16 divisors (see below), whose sum is σ = 55754150400. Its totient is φ = 25801755168.

The previous prime is 40253314229. The next prime is 40253314313. The reversal of 40253314251 is 15241335204.

It is not a de Polignac number, because 40253314251 - 2⁵ = 40253314219 is a prime.

It is not an unprimeable number, because it can be changed into a prime (40253314951) 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 in 15 ways as a sum of consecutive naturals, for example, 947161 + ... + 988746.

It is an arithmetic number, because the mean of its divisors is an integer number (3484634400).

Almost surely, 2^40253314251 is an apocalyptic number.

40253314251 is a deficient number, since it is larger than the sum of its proper divisors (15500836149).

40253314251 is a wasteful number, since it uses less digits than its factorization.

40253314251 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1936178.

The product of its (nonzero) digits is 14400, while the sum is 30.

Adding to 40253314251 its reverse (15241335204), we get a palindrome (55494649455).

The spelling of 40253314251 in words is "forty billion, two hundred fifty-three million, three hundred fourteen thousand, two hundred fifty-one".