746443184490 has 64 divisors (see below), whose sum is σ = 2008776844800. Its totient is φ = 197225347392.

The previous prime is 746443184449. The next prime is 746443184533. The reversal of 746443184490 is 94481344647.

It is a happy number.

746443184490 is a `hidden beast` number, since 7 + 4 + 6 + 44 + 31 + 84 + 490 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 12652242 + ... + 12711101.

It is an arithmetic number, because the mean of its divisors is an integer number (31387138200).

Almost surely, 2^746443184490 is an apocalyptic number.

746443184490 is an abundant number, since it is smaller than the sum of its proper divisors (1262333660310).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

746443184490 is a wasteful number, since it uses less digits than its factorization.

746443184490 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25363468 (or 25363462 counting only the distinct ones).

The product of its (nonzero) digits is 9289728, while the sum is 54.

The spelling of 746443184490 in words is "seven hundred forty-six billion, four hundred forty-three million, one hundred eighty-four thousand, four hundred ninety".