40263551622 has 48 divisors (see below), whose sum is σ = 100052609280. Its totient is φ = 11463212016.

The previous prime is 40263551611. The next prime is 40263551641. The reversal of 40263551622 is 22615536204.

40263551622 is a `hidden beast` number, since 4 + 0 + 2 + 635 + 5 + 16 + 2 + 2 = 666.

40263551622 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-4 number, since 4×40263551622⁴ (a number of 44 digits) contains 4444 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 528922 + ... + 600237.

It is an arithmetic number, because the mean of its divisors is an integer number (2084429360).

Almost surely, 2^40263551622 is an apocalyptic number.

40263551622 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

40263551622 is an abundant number, since it is smaller than the sum of its proper divisors (59789057658).

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

40263551622 is a wasteful number, since it uses less digits than its factorization.

40263551622 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1129457 (or 1129454 counting only the distinct ones).

The product of its (nonzero) digits is 86400, while the sum is 36.

The spelling of 40263551622 in words is "forty billion, two hundred sixty-three million, five hundred fifty-one thousand, six hundred twenty-two".