40284118415 has 4 divisors (see below), whose sum is σ = 48340942104. Its totient is φ = 32227294728.

The previous prime is 40284118397. The next prime is 40284118451. The reversal of 40284118415 is 51481148204.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 40284118415 - 2⁶ = 40284118351 is a prime.

It is a super-2 number, since 2×40284118415² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4028411837 + ... + 4028411846.

It is an arithmetic number, because the mean of its divisors is an integer number (12085235526).

Almost surely, 2^40284118415 is an apocalyptic number.

40284118415 is a deficient number, since it is larger than the sum of its proper divisors (8056823689).

40284118415 is an equidigital number, since it uses as much as digits as its factorization.

40284118415 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8056823688.

The product of its (nonzero) digits is 40960, while the sum is 38.

The spelling of 40284118415 in words is "forty billion, two hundred eighty-four million, one hundred eighteen thousand, four hundred fifteen".