2640150513 has 96 divisors (see below), whose sum is σ = 5146831872. Its totient is φ = 1259452800.

The previous prime is 2640150511. The next prime is 2640150523. The reversal of 2640150513 is 3150510462.

2640150513 is a `hidden beast` number, since 2 + 640 + 1 + 5 + 0 + 5 + 13 = 666.

It is not a de Polignac number, because 2640150513 - 2¹ = 2640150511 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2640150511) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 2044398 + ... + 2045688.

It is an arithmetic number, because the mean of its divisors is an integer number (53612832).

Almost surely, 2^2640150513 is an apocalyptic number.

It is an amenable number.

2640150513 is a deficient number, since it is larger than the sum of its proper divisors (2506681359).

2640150513 is a wasteful number, since it uses less digits than its factorization.

2640150513 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1555 (or 1552 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 27.

The square root of 2640150513 is about 51382.3949714297. The cubic root of 2640150513 is about 1382.1109108701.

Adding to 2640150513 its reverse (3150510462), we get a palindrome (5790660975).

The spelling of 2640150513 in words is "two billion, six hundred forty million, one hundred fifty thousand, five hundred thirteen".