155452533050 has 48 divisors (see below), whose sum is σ = 306832649400. Its totient is φ = 58392821760.

The previous prime is 155452533023. The next prime is 155452533053. The reversal of 155452533050 is 50335254551.

It can be written as a sum of positive squares in 12 ways, for example, as 22998025801 + 132454507249 = 151651^2 + 363943^2 .

It is a super-2 number, since 2×155452533050² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 155452532995 and 155452533013.

It is not an unprimeable number, because it can be changed into a prime (155452533053) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 177992 + ... + 585308.

Almost surely, 2^155452533050 is an apocalyptic number.

155452533050 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

155452533050 is a deficient number, since it is larger than the sum of its proper divisors (151380116350).

155452533050 is a wasteful number, since it uses less digits than its factorization.

155452533050 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 407795 (or 407790 counting only the distinct ones).

The product of its (nonzero) digits is 225000, while the sum is 38.

The spelling of 155452533050 in words is "one hundred fifty-five billion, four hundred fifty-two million, five hundred thirty-three thousand, fifty".