40130221022440 has 32 divisors (see below), whose sum is σ = 90354379484160. Its totient is φ = 16041176020800.

The previous prime is 40130221022371. The next prime is 40130221022453. The reversal of 40130221022440 is 4422012203104.

It is a super-2 number, since 2×40130221022440² (a number of 28 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 340952556 + ... + 341070235.

It is an arithmetic number, because the mean of its divisors is an integer number (2823574358880).

Almost surely, 2^{40130221022440} is an apocalyptic number.

40130221022440 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

40130221022440 is an abundant number, since it is smaller than the sum of its proper divisors (50224158461720).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

40130221022440 is a wasteful number, since it uses less digits than its factorization.

40130221022440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 682024273 (or 682024269 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 25.

Adding to 40130221022440 its reverse (4422012203104), we get a palindrome (44552233225544).

The spelling of 40130221022440 in words is "forty trillion, one hundred thirty billion, two hundred twenty-one million, twenty-two thousand, four hundred forty".