155152242253 has 8 divisors (see below), whose sum is σ = 163321790400. Its totient is φ = 146983058208.

The previous prime is 155152242233. The next prime is 155152242293. The reversal of 155152242253 is 352242251551.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 155152242253 - 2¹⁷ = 155152111181 is a prime.

It is a super-2 number, since 2×155152242253² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (155152242233) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1471968 + ... + 1573846.

It is an arithmetic number, because the mean of its divisors is an integer number (20415223800).

Almost surely, 2^155152242253 is an apocalyptic number.

It is an amenable number.

155152242253 is a deficient number, since it is larger than the sum of its proper divisors (8169548147).

155152242253 is a wasteful number, since it uses less digits than its factorization.

155152242253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 182051.

The product of its digits is 120000, while the sum is 37.

The spelling of 155152242253 in words is "one hundred fifty-five billion, one hundred fifty-two million, two hundred forty-two thousand, two hundred fifty-three".