451343691345 has 16 divisors (see below), whose sum is σ = 738944091072. Its totient is φ = 235118573760.

The previous prime is 451343691301. The next prime is 451343691371. The reversal of 451343691345 is 543196343154.

It is not a de Polignac number, because 451343691345 - 2¹⁷ = 451343560273 is a prime.

It is a super-2 number, since 2×451343691345² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 451343691294 and 451343691303.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 349878186 + ... + 349879475.

It is an arithmetic number, because the mean of its divisors is an integer number (46184005692).

Almost surely, 2^451343691345 is an apocalyptic number.

It is an amenable number.

451343691345 is a deficient number, since it is larger than the sum of its proper divisors (287600399727).

451343691345 is a wasteful number, since it uses less digits than its factorization.

451343691345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 699757712.

The product of its digits is 2332800, while the sum is 48.

The spelling of 451343691345 in words is "four hundred fifty-one billion, three hundred forty-three million, six hundred ninety-one thousand, three hundred forty-five".