40451213234215 has 32 divisors (see below), whose sum is σ = 58072052736000. Its totient is φ = 26465128099200.

The previous prime is 40451213234197. The next prime is 40451213234227. The reversal of 40451213234215 is 51243231215404.

It is not a de Polignac number, because 40451213234215 - 2¹⁹ = 40451212709927 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 262473840 + ... + 262627909.

It is an arithmetic number, because the mean of its divisors is an integer number (1814751648000).

Almost surely, 2^{40451213234215} is an apocalyptic number.

40451213234215 is a deficient number, since it is larger than the sum of its proper divisors (17620839501785).

40451213234215 is a wasteful number, since it uses less digits than its factorization.

40451213234215 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 525101863.

The product of its (nonzero) digits is 115200, while the sum is 37.

Adding to 40451213234215 its reverse (51243231215404), we get a palindrome (91694444449619).

The spelling of 40451213234215 in words is "forty trillion, four hundred fifty-one billion, two hundred thirteen million, two hundred thirty-four thousand, two hundred fifteen".