40981258825 has 24 divisors (see below), whose sum is σ = 54766369728. Its totient is φ = 30240617280.

The previous prime is 40981258817. The next prime is 40981258831. The reversal of 40981258825 is 52885218904.

It is not a de Polignac number, because 40981258825 - 2³ = 40981258817 is a prime.

It is a Duffinian 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, 398154 + ... + 490396.

It is an arithmetic number, because the mean of its divisors is an integer number (2281932072).

Almost surely, 2^40981258825 is an apocalyptic number.

It is an amenable number.

40981258825 is a deficient number, since it is larger than the sum of its proper divisors (13785110903).

40981258825 is a wasteful number, since it uses less digits than its factorization.

40981258825 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 93633 (or 93628 counting only the distinct ones).

The product of its (nonzero) digits is 1843200, while the sum is 52.

The spelling of 40981258825 in words is "forty billion, nine hundred eighty-one million, two hundred fifty-eight thousand, eight hundred twenty-five".