11518497699902 has 8 divisors (see below), whose sum is σ = 17744712672936. Its totient is φ = 5603593475592.

The previous prime is 11518497699901. The next prime is 11518497699913. The reversal of 11518497699902 is 20999679481511.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11518497699901) 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, 77827687088 + ... + 77827687235.

It is an arithmetic number, because the mean of its divisors is an integer number (2218089084117).

Almost surely, 2^{11518497699902} is an apocalyptic number.

11518497699902 is a deficient number, since it is larger than the sum of its proper divisors (6226214973034).

11518497699902 is a wasteful number, since it uses less digits than its factorization.

11518497699902 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 155655374362.

The product of its (nonzero) digits is 88179840, while the sum is 71.

The spelling of 11518497699902 in words is "eleven trillion, five hundred eighteen billion, four hundred ninety-seven million, six hundred ninety-nine thousand, nine hundred two".