10440040331415 has 16 divisors (see below), whose sum is σ = 17686656561888. Its totient is φ = 5240490832896.

The previous prime is 10440040331407. The next prime is 10440040331419. The reversal of 10440040331415 is 51413304004401.

It is not a de Polignac number, because 10440040331415 - 2³ = 10440040331407 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10440040331419) 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, 20470667062 + ... + 20470667571.

It is an arithmetic number, because the mean of its divisors is an integer number (1105416035118).

Almost surely, 2^{10440040331415} is an apocalyptic number.

10440040331415 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

10440040331415 is a deficient number, since it is larger than the sum of its proper divisors (7246616230473).

10440040331415 is a wasteful number, since it uses less digits than its factorization.

10440040331415 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40941334658.

The product of its (nonzero) digits is 11520, while the sum is 30.

Adding to 10440040331415 its reverse (51413304004401), we get a palindrome (61853344335816).

The spelling of 10440040331415 in words is "ten trillion, four hundred forty billion, forty million, three hundred thirty-one thousand, four hundred fifteen".