146985451727 has 8 divisors (see below), whose sum is σ = 148135594320. Its totient is φ = 145836633600.

The previous prime is 146985451703. The next prime is 146985451729. The reversal of 146985451727 is 727154589641.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 146985451727 - 2¹⁸ = 146985189583 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (146985451729) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 107708 + ... + 552785.

It is an arithmetic number, because the mean of its divisors is an integer number (18516949290).

Almost surely, 2^146985451727 is an apocalyptic number.

146985451727 is a deficient number, since it is larger than the sum of its proper divisors (1150142593).

146985451727 is a wasteful number, since it uses less digits than its factorization.

146985451727 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 662233.

The product of its digits is 16934400, while the sum is 59.

The spelling of 146985451727 in words is "one hundred forty-six billion, nine hundred eighty-five million, four hundred fifty-one thousand, seven hundred twenty-seven".