146307780004 has 9 divisors (see below), whose sum is σ = 256039953771. Its totient is φ = 73153507500.

The previous prime is 146307780001. The next prime is 146307780037. The reversal of 146307780004 is 400087703641.

The square root of 146307780004 is 382502.

It is a perfect power (a square), and thus also a powerful number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (146307780001) by changing a digit.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 669379 + ... + 860629.

Almost surely, 2^146307780004 is an apocalyptic number.

146307780004 is the 382502-nd square number.

It is an amenable number.

146307780004 is a deficient number, since it is larger than the sum of its proper divisors (109732173767).

146307780004 is an frugal number, since it uses more digits than its factorization.

146307780004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 382506 (or 191253 counting only the distinct ones).

The product of its (nonzero) digits is 112896, while the sum is 40.

The spelling of 146307780004 in words is "one hundred forty-six billion, three hundred seven million, seven hundred eighty thousand, four".