40415160644 has 6 divisors (see below), whose sum is σ = 70726531134. Its totient is φ = 20207580320.

The previous prime is 40415160607. The next prime is 40415160659. The reversal of 40415160644 is 44606151404.

It can be written as a sum of positive squares in only one way, i.e., 32090423044 + 8324737600 = 179138^2 + 91240^2 .

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 5051895077 + ... + 5051895084.

It is an arithmetic number, because the mean of its divisors is an integer number (11787755189).

Almost surely, 2^40415160644 is an apocalyptic number.

It is an amenable number.

40415160644 is a deficient number, since it is larger than the sum of its proper divisors (30311370490).

40415160644 is a wasteful number, since it uses less digits than its factorization.

40415160644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10103790165 (or 10103790163 counting only the distinct ones).

The product of its (nonzero) digits is 46080, while the sum is 35.

The spelling of 40415160644 in words is "forty billion, four hundred fifteen million, one hundred sixty thousand, six hundred forty-four".