155334533253 has 16 divisors (see below), whose sum is σ = 207827558400. Its totient is φ = 103199342256.

The previous prime is 155334533227. The next prime is 155334533297. The reversal of 155334533253 is 352335433551.

It is not a de Polignac number, because 155334533253 - 2⁹ = 155334532741 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (155334538253) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1489876 + ... + 1590722.

It is an arithmetic number, because the mean of its divisors is an integer number (12989222400).

Almost surely, 2^155334533253 is an apocalyptic number.

It is an amenable number.

155334533253 is a deficient number, since it is larger than the sum of its proper divisors (52493025147).

155334533253 is a wasteful number, since it uses less digits than its factorization.

155334533253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 102616.

The product of its digits is 1215000, while the sum is 42.

The spelling of 155334533253 in words is "one hundred fifty-five billion, three hundred thirty-four million, five hundred thirty-three thousand, two hundred fifty-three".