40523450982 has 32 divisors (see below), whose sum is σ = 92635296000. Its totient is φ = 11576845728.

The previous prime is 40523450963. The next prime is 40523450993. The reversal of 40523450982 is 28905432504.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

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, 369369 + ... + 466347.

It is an arithmetic number, because the mean of its divisors is an integer number (2894853000).

Almost surely, 2^40523450982 is an apocalyptic number.

40523450982 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

40523450982 is an abundant number, since it is smaller than the sum of its proper divisors (52111845018).

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

40523450982 is a wasteful number, since it uses less digits than its factorization.

40523450982 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 106940.

The product of its (nonzero) digits is 345600, while the sum is 42.

The spelling of 40523450982 in words is "forty billion, five hundred twenty-three million, four hundred fifty thousand, nine hundred eighty-two".