40531201013320 has 32 divisors (see below), whose sum is σ = 91195427315520. Its totient is φ = 16212440399040.

The previous prime is 40531201013287. The next prime is 40531201013353. The reversal of 40531201013320 is 2331010213504.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (40531201013287) and next prime (40531201013353).

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, 19355029 + ... + 21346651.

It is an arithmetic number, because the mean of its divisors is an integer number (2849857103610).

Almost surely, 2^{40531201013320} is an apocalyptic number.

40531201013320 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

40531201013320 is an abundant number, since it is smaller than the sum of its proper divisors (50664226302200).

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

40531201013320 is a wasteful number, since it uses less digits than its factorization.

40531201013320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2500405 (or 2500401 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 25.

Adding to 40531201013320 its reverse (2331010213504), we get a palindrome (42862211226824).

The spelling of 40531201013320 in words is "forty trillion, five hundred thirty-one billion, two hundred one million, thirteen thousand, three hundred twenty".