146221737716 has 12 divisors (see below), whose sum is σ = 255899676480. Its totient is φ = 73107544440.

The previous prime is 146221737691. The next prime is 146221737731. The reversal of 146221737716 is 617737122641.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 730796 + ... + 909123.

It is an arithmetic number, because the mean of its divisors is an integer number (21324973040).

Almost surely, 2^146221737716 is an apocalyptic number.

It is an amenable number.

146221737716 is a deficient number, since it is larger than the sum of its proper divisors (109677938764).

146221737716 is a wasteful number, since it uses less digits than its factorization.

146221737716 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1662214 (or 1662212 counting only the distinct ones).

The product of its digits is 592704, while the sum is 47.

The spelling of 146221737716 in words is "one hundred forty-six billion, two hundred twenty-one million, seven hundred thirty-seven thousand, seven hundred sixteen".