13555245002 has 8 divisors (see below), whose sum is σ = 21896934276. Its totient is φ = 6256266912.

The previous prime is 13555244999. The next prime is 13555245007. The reversal of 13555245002 is 20054255531.

It can be written as a sum of positive squares in 2 ways, for example, as 11970329281 + 1584915721 = 109409^2 + 39811^2 .

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

It is a self number, because there is not a number n which added to its sum of digits gives 13555245002.

It is not an unprimeable number, because it can be changed into a prime (13555245007) 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, 260677763 + ... + 260677814.

Almost surely, 2^13555245002 is an apocalyptic number.

13555245002 is a deficient number, since it is larger than the sum of its proper divisors (8341689274).

13555245002 is a wasteful number, since it uses less digits than its factorization.

13555245002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 521355592.

The product of its (nonzero) digits is 30000, while the sum is 32.

The spelling of 13555245002 in words is "thirteen billion, five hundred fifty-five million, two hundred forty-five thousand, two".