3640338950 has 12 divisors (see below), whose sum is σ = 6771030540. Its totient is φ = 1456135560.

The previous prime is 3640338937. The next prime is 3640338967. The reversal of 3640338950 is 598330463.

3640338950 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 3640338898 and 3640338907.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 36403340 + ... + 36403439.

It is an arithmetic number, because the mean of its divisors is an integer number (564252545).

Almost surely, 2^3640338950 is an apocalyptic number.

3640338950 is a deficient number, since it is larger than the sum of its proper divisors (3130691590).

3640338950 is a wasteful number, since it uses less digits than its factorization.

3640338950 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72806791 (or 72806786 counting only the distinct ones).

The product of its (nonzero) digits is 233280, while the sum is 41.

The square root of 3640338950 is about 60335.2214713761. The cubic root of 3640338950 is about 1538.3220817918.

The spelling of 3640338950 in words is "three billion, six hundred forty million, three hundred thirty-eight thousand, nine hundred fifty".