155352580033 has 6 divisors (see below), whose sum is σ = 180716266626. Its totient is φ = 133159354272.

The previous prime is 155352580013. The next prime is 155352580073. The reversal of 155352580033 is 330085253551.

It can be written as a sum of positive squares in only one way, i.e., 148850899344 + 6501680689 = 385812^2 + 80633^2 .

It is not a de Polignac number, because 155352580033 - 2²⁹ = 154815709121 is a prime.

It is not an unprimeable number, because it can be changed into a prime (155352580013) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1585230360 + ... + 1585230457.

It is an arithmetic number, because the mean of its divisors is an integer number (30119377771).

Almost surely, 2^155352580033 is an apocalyptic number.

It is an amenable number.

155352580033 is a deficient number, since it is larger than the sum of its proper divisors (25363686593).

155352580033 is an equidigital number, since it uses as much as digits as its factorization.

155352580033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3170460831 (or 3170460824 counting only the distinct ones).

The product of its (nonzero) digits is 270000, while the sum is 40.

The spelling of 155352580033 in words is "one hundred fifty-five billion, three hundred fifty-two million, five hundred eighty thousand, thirty-three".