455773568078 has 4 divisors (see below), whose sum is σ = 683660352120. Its totient is φ = 227886784038.

The previous prime is 455773568077. The next prime is 455773568119. The reversal of 455773568078 is 870865377554.

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

It is a super-2 number, since 2×455773568078² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (455773568077) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 113943392018 + ... + 113943392021.

It is an arithmetic number, because the mean of its divisors is an integer number (170915088030).

Almost surely, 2^455773568078 is an apocalyptic number.

455773568078 is a deficient number, since it is larger than the sum of its proper divisors (227886784042).

455773568078 is a wasteful number, since it uses less digits than its factorization.

455773568078 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 227886784041.

The product of its (nonzero) digits is 197568000, while the sum is 65.

The spelling of 455773568078 in words is "four hundred fifty-five billion, seven hundred seventy-three million, five hundred sixty-eight thousand, seventy-eight".