155303442532 has 24 divisors (see below), whose sum is σ = 310653598976. Its totient is φ = 66548608128.

The previous prime is 155303442527. The next prime is 155303442533. The reversal of 155303442532 is 235244303551.

It is a junction number, because it is equal to n+sod(n) for n = 155303442491 and 155303442500.

It is not an unprimeable number, because it can be changed into a prime (155303442533) 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, 226053 + ... + 601420.

Almost surely, 2^155303442532 is an apocalyptic number.

It is an amenable number.

155303442532 is an abundant number, since it is smaller than the sum of its proper divisors (155350156444).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

155303442532 is a wasteful number, since it uses less digits than its factorization.

155303442532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 834187 (or 834185 counting only the distinct ones).

The product of its (nonzero) digits is 216000, while the sum is 37.

The spelling of 155303442532 in words is "one hundred fifty-five billion, three hundred three million, four hundred forty-two thousand, five hundred thirty-two".