40100421304456 has 8 divisors (see below), whose sum is σ = 75188289945870. Its totient is φ = 20050210652224.

The previous prime is 40100421304421. The next prime is 40100421304481. The reversal of 40100421304456 is 65440312400104.

It can be written as a sum of positive squares in only one way, i.e., 34513674527556 + 5586746776900 = 5874834^2 + 2363630^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2506276331521 + ... + 2506276331536.

Almost surely, 2^{40100421304456} is an apocalyptic number.

It is an amenable number.

40100421304456 is a deficient number, since it is larger than the sum of its proper divisors (35087868641414).

40100421304456 is a wasteful number, since it uses less digits than its factorization.

40100421304456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5012552663063 (or 5012552663059 counting only the distinct ones).

The product of its (nonzero) digits is 46080, while the sum is 34.

The spelling of 40100421304456 in words is "forty trillion, one hundred billion, four hundred twenty-one million, three hundred four thousand, four hundred fifty-six".