451399104135 has 36 divisors (see below), whose sum is σ = 910167994008. Its totient is φ = 206353875168.

The previous prime is 451399104097. The next prime is 451399104139. The reversal of 451399104135 is 531401993154.

451399104135 is a `hidden beast` number, since 4 + 513 + 9 + 91 + 0 + 41 + 3 + 5 = 666.

It is not a de Polignac number, because 451399104135 - 2⁶ = 451399104071 is a prime.

It is a super-2 number, since 2×451399104135² (a number of 24 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (451399104139) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 102355869 + ... + 102360278.

It is an arithmetic number, because the mean of its divisors is an integer number (25282444278).

Almost surely, 2^451399104135 is an apocalyptic number.

451399104135 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

451399104135 is an abundant number, since it is smaller than the sum of its proper divisors (458768889873).

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

451399104135 is a wasteful number, since it uses less digits than its factorization.

451399104135 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 204716172 (or 204716162 counting only the distinct ones).

The product of its (nonzero) digits is 291600, while the sum is 45.

The spelling of 451399104135 in words is "four hundred fifty-one billion, three hundred ninety-nine million, one hundred four thousand, one hundred thirty-five".