454484002386178 has 4 divisors (see below), whose sum is σ = 681726003579270. Its totient is φ = 227242001193088.

The previous prime is 454484002386091. The next prime is 454484002386181. The reversal of 454484002386178 is 871683200484454.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 452508917874049 + 1975084512129 = 21272257^2 + 1405377^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 113621000596543 + ... + 113621000596546.

Almost surely, 2^{454484002386178} is an apocalyptic number.

454484002386178 is a deficient number, since it is larger than the sum of its proper divisors (227242001193092).

454484002386178 is a wasteful number, since it uses less digits than its factorization.

454484002386178 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 227242001193091.

The product of its (nonzero) digits is 165150720, while the sum is 64.

The spelling of 454484002386178 in words is "four hundred fifty-four trillion, four hundred eighty-four billion, two million, three hundred eighty-six thousand, one hundred seventy-eight".