2665191000698 has 8 divisors (see below), whose sum is σ = 4009864406880. Its totient is φ = 1328569531740.

The previous prime is 2665191000691. The next prime is 2665191000739. The reversal of 2665191000698 is 8960001915662.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (2665191000691) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2012983478 + ... + 2012984801.

It is an arithmetic number, because the mean of its divisors is an integer number (501233050860).

Almost surely, 2^{2665191000698} is an apocalyptic number.

2665191000698 is a deficient number, since it is larger than the sum of its proper divisors (1344673406182).

2665191000698 is a wasteful number, since it uses less digits than its factorization.

2665191000698 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4025968612.

The product of its (nonzero) digits is 1399680, while the sum is 53.

The spelling of 2665191000698 in words is "two trillion, six hundred sixty-five billion, one hundred ninety-one million, six hundred ninety-eight", and thus it is an aban number.