451566134640154 has 16 divisors (see below), whose sum is σ = 725834155471488. Its totient is φ = 209941448846272.

The previous prime is 451566134640143. The next prime is 451566134640191. The reversal of 451566134640154 is 451046431665154.

It is a junction number, because it is equal to n+sod(n) for n = 451566134640095 and 451566134640104.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 80008171282 + ... + 80008176925.

It is an arithmetic number, because the mean of its divisors is an integer number (45364634716968).

Almost surely, 2^{451566134640154} is an apocalyptic number.

451566134640154 is a deficient number, since it is larger than the sum of its proper divisors (274268020831334).

451566134640154 is a wasteful number, since it uses less digits than its factorization.

451566134640154 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 160016348309.

The product of its (nonzero) digits is 20736000, while the sum is 55.

The spelling of 451566134640154 in words is "four hundred fifty-one trillion, five hundred sixty-six billion, one hundred thirty-four million, six hundred forty thousand, one hundred fifty-four".