146752937681 has 8 divisors (see below), whose sum is σ = 172250552640. Its totient is φ = 122388550128.

The previous prime is 146752937677. The next prime is 146752937783. The reversal of 146752937681 is 186739257641.

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 146752937681 - 2² = 146752937677 is a prime.

It is a super-2 number, since 2×146752937681² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 146752937681.

It is not an unprimeable number, because it can be changed into a prime (146752937621) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 283306571 + ... + 283307088.

It is an arithmetic number, because the mean of its divisors is an integer number (21531319080).

Almost surely, 2^146752937681 is an apocalyptic number.

It is an amenable number.

146752937681 is a deficient number, since it is larger than the sum of its proper divisors (25497614959).

146752937681 is an equidigital number, since it uses as much as digits as its factorization.

146752937681 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 566613703.

The product of its digits is 15240960, while the sum is 59.

The spelling of 146752937681 in words is "one hundred forty-six billion, seven hundred fifty-two million, nine hundred thirty-seven thousand, six hundred eighty-one".