764340145147 has 4 divisors (see below), whose sum is σ = 775105499376. Its totient is φ = 753574790920.

The previous prime is 764340145123. The next prime is 764340145189. The reversal of 764340145147 is 741541043467.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 764340145147 - 2¹⁵ = 764340112379 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 764340145097 and 764340145106.

It is not an unprimeable number, because it can be changed into a prime (764340145447) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5382677008 + ... + 5382677149.

It is an arithmetic number, because the mean of its divisors is an integer number (193776374844).

Almost surely, 2^764340145147 is an apocalyptic number.

764340145147 is a deficient number, since it is larger than the sum of its proper divisors (10765354229).

764340145147 is a wasteful number, since it uses less digits than its factorization.

764340145147 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10765354228.

The product of its (nonzero) digits is 1128960, while the sum is 46.

The spelling of 764340145147 in words is "seven hundred sixty-four billion, three hundred forty million, one hundred forty-five thousand, one hundred forty-seven".