40525980496 has 40 divisors (see below), whose sum is σ = 83276169984. Its totient is φ = 19064242560.

The previous prime is 40525980493. The next prime is 40525980497. The reversal of 40525980496 is 69408952504.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40525980491) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 880216 + ... + 925111.

Almost surely, 2^40525980496 is an apocalyptic number.

40525980496 is a gapful number since it is divisible by the number (46) formed by its first and last digit.

It is an amenable number.

40525980496 is an abundant number, since it is smaller than the sum of its proper divisors (42750189488).

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

40525980496 is a wasteful number, since it uses less digits than its factorization.

40525980496 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1805419 (or 1805413 counting only the distinct ones).

The product of its (nonzero) digits is 3110400, while the sum is 52.

The spelling of 40525980496 in words is "forty billion, five hundred twenty-five million, nine hundred eighty thousand, four hundred ninety-six".