40531532346213 has 16 divisors (see below), whose sum is σ = 54537753951360. Its totient is φ = 26774124975936.

The previous prime is 40531532346197. The next prime is 40531532346257. The reversal of 40531532346213 is 31264323513504.

It is not a de Polignac number, because 40531532346213 - 2⁴ = 40531532346197 is a prime.

It is a super-2 number, since 2×40531532346213² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40531532346313) 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, 119683570 + ... + 120021747.

It is an arithmetic number, because the mean of its divisors is an integer number (3408609621960).

Almost surely, 2^{40531532346213} is an apocalyptic number.

It is an amenable number.

40531532346213 is a deficient number, since it is larger than the sum of its proper divisors (14006221605147).

40531532346213 is a wasteful number, since it uses less digits than its factorization.

40531532346213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 239705836.

The product of its (nonzero) digits is 777600, while the sum is 42.

Adding to 40531532346213 its reverse (31264323513504), we get a palindrome (71795855859717).

The spelling of 40531532346213 in words is "forty trillion, five hundred thirty-one billion, five hundred thirty-two million, three hundred forty-six thousand, two hundred thirteen".