40220084015 has 64 divisors (see below), whose sum is σ = 55805386752. Its totient is φ = 27645235200.

The previous prime is 40220083999. The next prime is 40220084017. The reversal of 40220084015 is 51048002204.

It is a happy number.

It is not a de Polignac number, because 40220084015 - 2⁴ = 40220083999 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 (40220084017) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 4419620 + ... + 4428710.

It is an arithmetic number, because the mean of its divisors is an integer number (871959168).

Almost surely, 2^40220084015 is an apocalyptic number.

40220084015 is a deficient number, since it is larger than the sum of its proper divisors (15585302737).

40220084015 is a wasteful number, since it uses less digits than its factorization.

40220084015 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9240.

The product of its (nonzero) digits is 2560, while the sum is 26.

Adding to 40220084015 its reverse (51048002204), we get a palindrome (91268086219).

The spelling of 40220084015 in words is "forty billion, two hundred twenty million, eighty-four thousand, fifteen".