40420553025412 has 48 divisors (see below), whose sum is σ = 81842721472512. Its totient is φ = 17108603229600.

The previous prime is 40420553025403. The next prime is 40420553025431. The reversal of 40420553025412 is 21452035502404.

It is a super-2 number, since 2×40420553025412² (a number of 28 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3951037 + ... + 9820987.

It is an arithmetic number, because the mean of its divisors is an integer number (1705056697344).

Almost surely, 2^{40420553025412} is an apocalyptic number.

It is an amenable number.

40420553025412 is an abundant number, since it is smaller than the sum of its proper divisors (41422168447100).

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

40420553025412 is a wasteful number, since it uses less digits than its factorization.

40420553025412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5873008 (or 5873006 counting only the distinct ones).

The product of its (nonzero) digits is 192000, while the sum is 37.

Adding to 40420553025412 its reverse (21452035502404), we get a palindrome (61872588527816).

The spelling of 40420553025412 in words is "forty trillion, four hundred twenty billion, five hundred fifty-three million, twenty-five thousand, four hundred twelve".