40544698290 has 32 divisors (see below), whose sum is σ = 97312743360. Its totient is φ = 10811312064.

The previous prime is 40544698289. The next prime is 40544698307. The reversal of 40544698290 is 9289644504.

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, 830581 + ... + 878039.

It is an arithmetic number, because the mean of its divisors is an integer number (3041023230).

Almost surely, 2^40544698290 is an apocalyptic number.

40544698290 is an abundant number, since it is smaller than the sum of its proper divisors (56768045070).

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

40544698290 is a wasteful number, since it uses less digits than its factorization.

40544698290 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75946.

The product of its (nonzero) digits is 2488320, while the sum is 51.

The spelling of 40544698290 in words is "forty billion, five hundred forty-four million, six hundred ninety-eight thousand, two hundred ninety".