155535345345 has 16 divisors (see below), whose sum is σ = 248901468480. Its totient is φ = 82937212224.

The previous prime is 155535345331. The next prime is 155535345379. The reversal of 155535345345 is 543543535551.

It is not a de Polignac number, because 155535345345 - 2⁵ = 155535345313 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 155535345294 and 155535345303.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 849615 + ... + 1016324.

It is an arithmetic number, because the mean of its divisors is an integer number (15556341780).

Almost surely, 2^155535345345 is an apocalyptic number.

155535345345 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

155535345345 is a deficient number, since it is larger than the sum of its proper divisors (93366123135).

155535345345 is a wasteful number, since it uses less digits than its factorization.

155535345345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1871504.

The product of its digits is 6750000, while the sum is 48.

The spelling of 155535345345 in words is "one hundred fifty-five billion, five hundred thirty-five million, three hundred forty-five thousand, three hundred forty-five".