40163630381742 has 48 divisors (see below), whose sum is σ = 93566339419392. Its totient is φ = 11460042846000.

The previous prime is 40163630381729. The next prime is 40163630381783. The reversal of 40163630381742 is 24718303636104.

It is a super-2 number, since 2×40163630381742² (a number of 28 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 40163630381691 and 40163630381700.

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, 90731928 + ... + 91173515.

It is an arithmetic number, because the mean of its divisors is an integer number (1949298737904).

Almost surely, 2^{40163630381742} is an apocalyptic number.

40163630381742 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

40163630381742 is an abundant number, since it is smaller than the sum of its proper divisors (53402709037650).

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

40163630381742 is a wasteful number, since it uses less digits than its factorization.

40163630381742 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 181906213 (or 181906206 counting only the distinct ones).

The product of its (nonzero) digits is 1741824, while the sum is 48.

The spelling of 40163630381742 in words is "forty trillion, one hundred sixty-three billion, six hundred thirty million, three hundred eighty-one thousand, seven hundred forty-two".