11381078002 has 24 divisors (see below), whose sum is σ = 19864392156. Its totient is φ = 4876236288.

The previous prime is 11381077991. The next prime is 11381078039. The reversal of 11381078002 is 20087018311.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 11331389601 + 49688401 = 106449^2 + 7049^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 384898 + ... + 413410.

Almost surely, 2^11381078002 is an apocalyptic number.

11381078002 is a deficient number, since it is larger than the sum of its proper divisors (8483314154).

11381078002 is a wasteful number, since it uses less digits than its factorization.

11381078002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32602 (or 32595 counting only the distinct ones).

The product of its (nonzero) digits is 2688, while the sum is 31.

The spelling of 11381078002 in words is "eleven billion, three hundred eighty-one million, seventy-eight thousand, two".