451064562146 has 64 divisors (see below), whose sum is σ = 815733504000. Its totient is φ = 184526664960.

The previous prime is 451064562139. The next prime is 451064562161. The reversal of 451064562146 is 641265460154.

It is a super-2 number, since 2×451064562146² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 451064562097 and 451064562106.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 50119355 + ... + 50128353.

It is an arithmetic number, because the mean of its divisors is an integer number (12745836000).

Almost surely, 2^451064562146 is an apocalyptic number.

451064562146 is a gapful number since it is divisible by the number (46) formed by its first and last digit.

451064562146 is a deficient number, since it is larger than the sum of its proper divisors (364668941854).

451064562146 is a wasteful number, since it uses less digits than its factorization.

451064562146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14879.

The product of its (nonzero) digits is 691200, while the sum is 44.

The spelling of 451064562146 in words is "four hundred fifty-one billion, sixty-four million, five hundred sixty-two thousand, one hundred forty-six".