146219195997 has 12 divisors (see below), whose sum is σ = 241377720480. Its totient is φ = 83553826248.

The previous prime is 146219195987. The next prime is 146219196037. The reversal of 146219195997 is 799591912641.

146219195997 is a `hidden beast` number, since 1 + 4 + 6 + 21 + 9 + 19 + 599 + 7 = 666.

It is not a de Polignac number, because 146219195997 - 2²⁰ = 146218147421 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (63), and also a Moran number because the ratio is a prime number: 2320939619 = 146219195997 / (1 + 4 + 6 + 2 + 1 + 9 + 1 + 9 + 5 + 9 + 9 + 7).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (146219195977) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1160469747 + ... + 1160469872.

It is an arithmetic number, because the mean of its divisors is an integer number (20114810040).

Almost surely, 2^146219195997 is an apocalyptic number.

It is an amenable number.

146219195997 is a deficient number, since it is larger than the sum of its proper divisors (95158524483).

146219195997 is a wasteful number, since it uses less digits than its factorization.

146219195997 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2320939632 (or 2320939629 counting only the distinct ones).

The product of its digits is 11022480, while the sum is 63.

The spelling of 146219195997 in words is "one hundred forty-six billion, two hundred nineteen million, one hundred ninety-five thousand, nine hundred ninety-seven".