445421153662 has 4 divisors (see below), whose sum is σ = 668131730496. Its totient is φ = 222710576830.

The previous prime is 445421153651. The next prime is 445421153663. The reversal of 445421153662 is 266351124544.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (445421153663) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111355288414 + ... + 111355288417.

It is an arithmetic number, because the mean of its divisors is an integer number (167032932624).

Almost surely, 2^445421153662 is an apocalyptic number.

445421153662 is a deficient number, since it is larger than the sum of its proper divisors (222710576834).

445421153662 is a wasteful number, since it uses less digits than its factorization.

445421153662 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 222710576833.

The product of its digits is 691200, while the sum is 43.

The spelling of 445421153662 in words is "four hundred forty-five billion, four hundred twenty-one million, one hundred fifty-three thousand, six hundred sixty-two".