451003515502256 has 20 divisors (see below), whose sum is σ = 874593287681400. Its totient is φ = 225302021907072.

The previous prime is 451003515502249. The next prime is 451003515502259. The reversal of 451003515502256 is 652205515300154.

It is a super-2 number, since 2×451003515502256² (a number of 30 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (451003515502259) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12483471626 + ... + 12483507753.

It is an arithmetic number, because the mean of its divisors is an integer number (43729664384070).

Almost surely, 2^{451003515502256} is an apocalyptic number.

It is an amenable number.

451003515502256 is a deficient number, since it is larger than the sum of its proper divisors (423589772179144).

451003515502256 is a wasteful number, since it uses less digits than its factorization.

451003515502256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24966980516 (or 24966980510 counting only the distinct ones).

The product of its (nonzero) digits is 900000, while the sum is 44.

The spelling of 451003515502256 in words is "four hundred fifty-one trillion, three billion, five hundred fifteen million, five hundred two thousand, two hundred fifty-six".