146299452397 has 16 divisors (see below), whose sum is σ = 177278250240. Its totient is φ = 117860675328.

The previous prime is 146299452391. The next prime is 146299452427. The reversal of 146299452397 is 793254992641.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-146299452397 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (146299452391) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 759022 + ... + 932047.

It is an arithmetic number, because the mean of its divisors is an integer number (11079890640).

Almost surely, 2^146299452397 is an apocalyptic number.

146299452397 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

It is an amenable number.

146299452397 is a deficient number, since it is larger than the sum of its proper divisors (30978797843).

146299452397 is a wasteful number, since it uses less digits than its factorization.

146299452397 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1691820.

The product of its digits is 29393280, while the sum is 61.

The spelling of 146299452397 in words is "one hundred forty-six billion, two hundred ninety-nine million, four hundred fifty-two thousand, three hundred ninety-seven".