40220425400012 has 96 divisors (see below), whose sum is σ = 82863468737280. Its totient is φ = 16840505422080.

The previous prime is 40220425399919. The next prime is 40220425400017. The reversal of 40220425400012 is 21000452402204.

It is a Harshad number since it is a multiple of its sum of digits (26).

It is not an unprimeable number, because it can be changed into a prime (40220425400017) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3040315814 + ... + 3040329042.

It is an arithmetic number, because the mean of its divisors is an integer number (863161132680).

Almost surely, 2^{40220425400012} is an apocalyptic number.

It is an amenable number.

40220425400012 is an abundant number, since it is smaller than the sum of its proper divisors (42643043337268).

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

40220425400012 is a wasteful number, since it uses less digits than its factorization.

40220425400012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23943 (or 23941 counting only the distinct ones).

The product of its (nonzero) digits is 5120, while the sum is 26.

Adding to 40220425400012 its reverse (21000452402204), we get a palindrome (61220877802216).

The spelling of 40220425400012 in words is "forty trillion, two hundred twenty billion, four hundred twenty-five million, four hundred thousand, twelve".