645362151306 has 8 divisors (see below), whose sum is σ = 1290724302624. Its totient is φ = 215120717100.

The previous prime is 645362151299. The next prime is 645362151319. The reversal of 645362151306 is 603151263546.

It is a sphenic number, since it is the product of 3 distinct primes.

645362151306 is an admirable number.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 53780179270 + ... + 53780179281.

It is an arithmetic number, because the mean of its divisors is an integer number (161340537828).

Almost surely, 2^645362151306 is an apocalyptic number.

645362151306 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

645362151306 is a wasteful number, since it uses less digits than its factorization.

645362151306 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 107560358556.

The product of its (nonzero) digits is 388800, while the sum is 42.

The spelling of 645362151306 in words is "six hundred forty-five billion, three hundred sixty-two million, one hundred fifty-one thousand, three hundred six".