2945679616 has 36 divisors (see below), whose sum is σ = 6414390864. Its totient is φ = 1338944000.

The previous prime is 2945679601. The next prime is 2945679623. The reversal of 2945679616 is 6169765492.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 520210 + ... + 525841.

It is an arithmetic number, because the mean of its divisors is an integer number (178177524).

Almost surely, 2^2945679616 is an apocalyptic number.

It is an amenable number.

2945679616 is an abundant number, since it is smaller than the sum of its proper divisors (3468711248).

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

2945679616 is a wasteful number, since it uses less digits than its factorization.

2945679616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1046078 (or 1046064 counting only the distinct ones).

The product of its digits is 4898880, while the sum is 55.

The square root of 2945679616 is about 54274.1155248061. The cubic root of 2945679616 is about 1433.4916574825.

The spelling of 2945679616 in words is "two billion, nine hundred forty-five million, six hundred seventy-nine thousand, six hundred sixteen".