146420804349 has 6 divisors (see below), whose sum is σ = 211496717406. Its totient is φ = 97613869560.

The previous prime is 146420804333. The next prime is 146420804357. The reversal of 146420804349 is 943408024641.

146420804349 is a `hidden beast` number, since 1 + 4 + 6 + 4 + 208 + 0 + 434 + 9 = 666.

It can be written as a sum of positive squares in only one way, i.e., 119387525625 + 27033278724 = 345525^2 + 164418^2 .

It is not a de Polignac number, because 146420804349 - 2⁴ = 146420804333 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (146420804389) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 8134489122 + ... + 8134489139.

It is an arithmetic number, because the mean of its divisors is an integer number (35249452901).

Almost surely, 2^146420804349 is an apocalyptic number.

It is an amenable number.

146420804349 is a deficient number, since it is larger than the sum of its proper divisors (65075913057).

146420804349 is a wasteful number, since it uses less digits than its factorization.

146420804349 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16268978267 (or 16268978264 counting only the distinct ones).

The product of its (nonzero) digits is 663552, while the sum is 45.

The spelling of 146420804349 in words is "one hundred forty-six billion, four hundred twenty million, eight hundred four thousand, three hundred forty-nine".