55135333502 has 16 divisors (see below), whose sum is σ = 88531315200. Its totient is φ = 25674079320.

The previous prime is 55135333489. The next prime is 55135333511. The reversal of 55135333502 is 20533353155.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12293774 + ... + 12298257.

It is an arithmetic number, because the mean of its divisors is an integer number (5533207200).

Almost surely, 2^55135333502 is an apocalyptic number.

55135333502 is a deficient number, since it is larger than the sum of its proper divisors (33395981698).

55135333502 is a wasteful number, since it uses less digits than its factorization.

55135333502 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24592111.

The product of its (nonzero) digits is 101250, while the sum is 35.

Adding to 55135333502 its reverse (20533353155), we get a palindrome (75668686657).

The spelling of 55135333502 in words is "fifty-five billion, one hundred thirty-five million, three hundred thirty-three thousand, five hundred two".