40651430884 has 9 divisors (see below), whose sum is σ = 71140709731. Its totient is φ = 20325513820.

The previous prime is 40651430873. The next prime is 40651430923. The reversal of 40651430884 is 48803415604.

The square root of 40651430884 is 201622.

It is a perfect power (a square), and thus also a powerful number.

It is a super-4 number, since 4×40651430884⁴ (a number of 44 digits) contains 4444 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 40651430884.

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 2 ways as a sum of consecutive naturals, for example, 352839 + ... + 453649.

Almost surely, 2^40651430884 is an apocalyptic number.

40651430884 is the 201622-nd square number.

It is an amenable number.

40651430884 is a deficient number, since it is larger than the sum of its proper divisors (30489278847).

40651430884 is an frugal number, since it uses more digits than its factorization.

40651430884 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 201626 (or 100813 counting only the distinct ones).

The product of its (nonzero) digits is 368640, while the sum is 43.

The spelling of 40651430884 in words is "forty billion, six hundred fifty-one million, four hundred thirty thousand, eight hundred eighty-four".