155013551434363 has 16 divisors (see below), whose sum is σ = 167355477979200. Its totient is φ = 143139973173120.

The previous prime is 155013551434309. The next prime is 155013551434373. The reversal of 155013551434363 is 363434155310551.

It is a cyclic number.

It is not a de Polignac number, because 155013551434363 - 2¹⁷ = 155013551303291 is a prime.

It is a super-2 number, since 2×155013551434363² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (155013551434373) 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, 12461028 + ... + 21570913.

It is an arithmetic number, because the mean of its divisors is an integer number (10459717373700).

Almost surely, 2^{155013551434363} is an apocalyptic number.

155013551434363 is a deficient number, since it is larger than the sum of its proper divisors (12341926544837).

155013551434363 is a wasteful number, since it uses less digits than its factorization.

155013551434363 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34038822.

The product of its (nonzero) digits is 4860000, while the sum is 49.

The spelling of 155013551434363 in words is "one hundred fifty-five trillion, thirteen billion, five hundred fifty-one million, four hundred thirty-four thousand, three hundred sixty-three".