451003402854 has 48 divisors (see below), whose sum is σ = 1009988808192. Its totient is φ = 145363118064.

The previous prime is 451003402831. The next prime is 451003402859. The reversal of 451003402854 is 458204300154.

It is a happy number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (451003402859) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3141234 + ... + 3281669.

It is an arithmetic number, because the mean of its divisors is an integer number (21041433504).

Almost surely, 2^451003402854 is an apocalyptic number.

451003402854 is an abundant number, since it is smaller than the sum of its proper divisors (558985405338).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

451003402854 is a wasteful number, since it uses less digits than its factorization.

451003402854 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6423041 (or 6423038 counting only the distinct ones).

The product of its (nonzero) digits is 76800, while the sum is 36.

The spelling of 451003402854 in words is "four hundred fifty-one billion, three million, four hundred two thousand, eight hundred fifty-four".