40009087389488 has 80 divisors (see below), whose sum is σ = 93405408337920. Its totient is φ = 16217962725888.

The previous prime is 40009087389473. The next prime is 40009087389499. The reversal of 40009087389488 is 88498378090004.

It is a super-2 number, since 2×40009087389488² (a number of 28 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13923056 + ... + 16549007.

It is an arithmetic number, because the mean of its divisors is an integer number (1167567604224).

Almost surely, 2^{40009087389488} is an apocalyptic number.

It is an amenable number.

40009087389488 is an abundant number, since it is smaller than the sum of its proper divisors (53396320948432).

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

40009087389488 is a wasteful number, since it uses less digits than its factorization.

40009087389488 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30472714 (or 30472708 counting only the distinct ones).

The product of its (nonzero) digits is 111476736, while the sum is 68.

The spelling of 40009087389488 in words is "forty trillion, nine billion, eighty-seven million, three hundred eighty-nine thousand, four hundred eighty-eight".