2699801999634 has 32 divisors (see below), whose sum is σ = 5780129184000. Its totient is φ = 838118727504.

The previous prime is 2699801999617. The next prime is 2699801999641. The reversal of 2699801999634 is 4369991089962.

It is a super-2 number, since 2×2699801999634² (a number of 26 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (75) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 200692204 + ... + 200705655.

It is an arithmetic number, because the mean of its divisors is an integer number (180629037000).

Almost surely, 2^{2699801999634} is an apocalyptic number.

2699801999634 is an abundant number, since it is smaller than the sum of its proper divisors (3080327184366).

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

2699801999634 is a wasteful number, since it uses less digits than its factorization.

2699801999634 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 401397942.

The product of its (nonzero) digits is 408146688, while the sum is 75.

The spelling of 2699801999634 in words is "two trillion, six hundred ninety-nine billion, eight hundred one million, nine hundred ninety-nine thousand, six hundred thirty-four".