40100454544 has 10 divisors (see below), whose sum is σ = 77694630710. Its totient is φ = 20050227264.

The previous prime is 40100454509. The next prime is 40100454587. The reversal of 40100454544 is 44545400104.

It can be written as a sum of positive squares in only one way, i.e., 38107724944 + 1992729600 = 195212^2 + 44640^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1253139189 + ... + 1253139220.

It is an arithmetic number, because the mean of its divisors is an integer number (7769463071).

Almost surely, 2^40100454544 is an apocalyptic number.

It is an amenable number.

40100454544 is a deficient number, since it is larger than the sum of its proper divisors (37594176166).

40100454544 is a wasteful number, since it uses less digits than its factorization.

40100454544 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2506278417 (or 2506278411 counting only the distinct ones).

The product of its (nonzero) digits is 25600, while the sum is 31.

Adding to 40100454544 its reverse (44545400104), we get a palindrome (84645854648).

The spelling of 40100454544 in words is "forty billion, one hundred million, four hundred fifty-four thousand, five hundred forty-four".