40621431415351 has 16 divisors (see below), whose sum is σ = 41292898311168. Its totient is φ = 39955454820000.

The previous prime is 40621431415277. The next prime is 40621431415363. The reversal of 40621431415351 is 15351413412604.

It is a cyclic number.

It is not a de Polignac number, because 40621431415351 - 2⁷ = 40621431415223 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40621431415451) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 38179750 + ... + 39229276.

It is an arithmetic number, because the mean of its divisors is an integer number (2580806144448).

Almost surely, 2^{40621431415351} is an apocalyptic number.

40621431415351 is a deficient number, since it is larger than the sum of its proper divisors (671466895817).

40621431415351 is a wasteful number, since it uses less digits than its factorization.

40621431415351 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1052142.

The product of its (nonzero) digits is 172800, while the sum is 40.

Adding to 40621431415351 its reverse (15351413412604), we get a palindrome (55972844827955).

The spelling of 40621431415351 in words is "forty trillion, six hundred twenty-one billion, four hundred thirty-one million, four hundred fifteen thousand, three hundred fifty-one".