451310100040 has 32 divisors (see below), whose sum is σ = 1068892344000. Its totient is φ = 171022774464.

The previous prime is 451310100037. The next prime is 451310100041. The reversal of 451310100040 is 40001013154.

It is a super-2 number, since 2×451310100040² (a number of 24 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (19).

It is a junction number, because it is equal to n+sod(n) for n = 451310099990 and 451310100017.

It is not an unprimeable number, because it can be changed into a prime (451310100041) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 296913780 + ... + 296915299.

It is an arithmetic number, because the mean of its divisors is an integer number (33402885750).

Almost surely, 2^451310100040 is an apocalyptic number.

451310100040 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

451310100040 is an abundant number, since it is smaller than the sum of its proper divisors (617582243960).

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

451310100040 is a wasteful number, since it uses less digits than its factorization.

451310100040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 593829109 (or 593829105 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 19.

Adding to 451310100040 its reverse (40001013154), we get a palindrome (491311113194).

The spelling of 451310100040 in words is "four hundred fifty-one billion, three hundred ten million, one hundred thousand, forty".