11852605402 has 16 divisors (see below), whose sum is σ = 19412576352. Its totient is φ = 5382713520.

The previous prime is 11852605393. The next prime is 11852605409. The reversal of 11852605402 is 20450625811.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (11852605409) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 216588 + ... + 265735.

It is an arithmetic number, because the mean of its divisors is an integer number (1213286022).

Almost surely, 2^11852605402 is an apocalyptic number.

11852605402 is a deficient number, since it is larger than the sum of its proper divisors (7559970950).

11852605402 is a wasteful number, since it uses less digits than its factorization.

11852605402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 483453.

The product of its (nonzero) digits is 19200, while the sum is 34.

The spelling of 11852605402 in words is "eleven billion, eight hundred fifty-two million, six hundred five thousand, four hundred two".