453621005416 has 8 divisors (see below), whose sum is σ = 850539385170. Its totient is φ = 226810502704.

The previous prime is 453621005413. The next prime is 453621005489. The reversal of 453621005416 is 614500126354.

It can be written as a sum of positive squares in only one way, i.e., 436067405316 + 17553600100 = 660354^2 + 132490^2 .

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

It is not an unprimeable number, because it can be changed into a prime (453621005413) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28351312831 + ... + 28351312846.

Almost surely, 2^453621005416 is an apocalyptic number.

It is an amenable number.

453621005416 is a deficient number, since it is larger than the sum of its proper divisors (396918379754).

453621005416 is a wasteful number, since it uses less digits than its factorization.

453621005416 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56702625683 (or 56702625679 counting only the distinct ones).

The product of its (nonzero) digits is 86400, while the sum is 37.

The spelling of 453621005416 in words is "four hundred fifty-three billion, six hundred twenty-one million, five thousand, four hundred sixteen".