451147670401 has 2 divisors, whose sum is σ = 451147670402. Its totient is φ = 451147670400.

The previous prime is 451147670399. The next prime is 451147670417. The reversal of 451147670401 is 104076741154.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 426769532176 + 24378138225 = 653276^2 + 156135^2 .

It is a cyclic number.

It is not a de Polignac number, because 451147670401 - 2¹ = 451147670399 is a prime.

Together with 451147670399, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (451147670201) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 225573835200 + 225573835201.

It is an arithmetic number, because the mean of its divisors is an integer number (225573835201).

Almost surely, 2^451147670401 is an apocalyptic number.

It is an amenable number.

451147670401 is a deficient number, since it is larger than the sum of its proper divisors (1).

451147670401 is an equidigital number, since it uses as much as digits as its factorization.

451147670401 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 94080, while the sum is 40.

The spelling of 451147670401 in words is "four hundred fifty-one billion, one hundred forty-seven million, six hundred seventy thousand, four hundred one".