146974709826 has 72 divisors (see below), whose sum is σ = 374598663660. Its totient is φ = 41520923136.

The previous prime is 146974709809. The next prime is 146974709831. The reversal of 146974709826 is 628907479641.

146974709826 is a `hidden beast` number, since 14 + 69 + 7 + 470 + 98 + 2 + 6 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 145515546225 + 1459163601 = 381465^2 + 38199^2 .

It is a Harshad number since it is a multiple of its sum of digits (63).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 857671 + ... + 1014666.

Almost surely, 2^146974709826 is an apocalyptic number.

146974709826 is an abundant number, since it is smaller than the sum of its proper divisors (227623953834).

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

146974709826 is a wasteful number, since it uses less digits than its factorization.

146974709826 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1872448 (or 1872438 counting only the distinct ones).

The product of its (nonzero) digits is 36578304, while the sum is 63.

The spelling of 146974709826 in words is "one hundred forty-six billion, nine hundred seventy-four million, seven hundred nine thousand, eight hundred twenty-six".