40120632419 has 16 divisors (see below), whose sum is σ = 48338313216. Its totient is φ = 32571698400.

The previous prime is 40120632413. The next prime is 40120632437. The reversal of 40120632419 is 91423602104.

It is a cyclic number.

It is not a de Polignac number, because 40120632419 - 2²⁴ = 40103855203 is a prime.

It is a super-2 number, since 2×40120632419² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40120632413) 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, 1956692 + ... + 1977089.

It is an arithmetic number, because the mean of its divisors is an integer number (3021144576).

Almost surely, 2^40120632419 is an apocalyptic number.

40120632419 is a deficient number, since it is larger than the sum of its proper divisors (8217680797).

40120632419 is a wasteful number, since it uses less digits than its factorization.

40120632419 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3933866.

The product of its (nonzero) digits is 10368, while the sum is 32.

The spelling of 40120632419 in words is "forty billion, one hundred twenty million, six hundred thirty-two thousand, four hundred nineteen".