40012453415 has 32 divisors (see below), whose sum is σ = 52651855872. Its totient is φ = 28949200000.

The previous prime is 40012453391. The next prime is 40012453463. The reversal of 40012453415 is 51435421004.

40012453415 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 40012453415 - 2¹⁰ = 40012452391 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, 18953210 + ... + 18955320.

It is an arithmetic number, because the mean of its divisors is an integer number (1645370496).

Almost surely, 2^40012453415 is an apocalyptic number.

40012453415 is a deficient number, since it is larger than the sum of its proper divisors (12639402457).

40012453415 is a wasteful number, since it uses less digits than its factorization.

40012453415 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3751.

The product of its (nonzero) digits is 9600, while the sum is 29.

Adding to 40012453415 its reverse (51435421004), we get a palindrome (91447874419).

The spelling of 40012453415 in words is "forty billion, twelve million, four hundred fifty-three thousand, four hundred fifteen".