2693648697 has 16 divisors (see below), whose sum is σ = 3630227328. Its totient is φ = 1776522240.

The previous prime is 2693648693. The next prime is 2693648707. The reversal of 2693648697 is 7968463962.

It is not a de Polignac number, because 2693648697 - 2² = 2693648693 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2693648697.

It is not an unprimeable number, because it can be changed into a prime (2693648693) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 91948 + ... + 117650.

It is an arithmetic number, because the mean of its divisors is an integer number (226889208).

Almost surely, 2^2693648697 is an apocalyptic number.

It is an amenable number.

2693648697 is a deficient number, since it is larger than the sum of its proper divisors (936578631).

2693648697 is a wasteful number, since it uses less digits than its factorization.

2693648697 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26080.

The product of its digits is 23514624, while the sum is 60.

The square root of 2693648697 is about 51900.3728021293. The cubic root of 2693648697 is about 1391.3839358967.

The spelling of 2693648697 in words is "two billion, six hundred ninety-three million, six hundred forty-eight thousand, six hundred ninety-seven".