1153202402402 has 16 divisors (see below), whose sum is σ = 1733899466040. Its totient is φ = 575236069632.

The previous prime is 1153202402393. The next prime is 1153202402423. The reversal of 1153202402402 is 2042042023511.

It can be written as a sum of positive squares in 4 ways, for example, as 909293837761 + 243908564641 = 953569^2 + 493871^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22224224 + ... + 22276052.

Almost surely, 2^{1153202402402} is an apocalyptic number.

1153202402402 is a deficient number, since it is larger than the sum of its proper divisors (580697063638).

1153202402402 is a wasteful number, since it uses less digits than its factorization.

1153202402402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77957.

The product of its (nonzero) digits is 3840, while the sum is 26.

Adding to 1153202402402 its reverse (2042042023511), we get a palindrome (3195244425913).

The spelling of 1153202402402 in words is "one trillion, one hundred fifty-three billion, two hundred two million, four hundred two thousand, four hundred two".