155325103353540 has 72 divisors (see below), whose sum is σ = 495950330016960. Its totient is φ = 39240026109504.

The previous prime is 155325103353533. The next prime is 155325103353569. The reversal of 155325103353540 is 45353301523551.

155325103353540 is a `hidden beast` number, since 1 + 5 + 5 + 3 + 2 + 5 + 103 + 3 + 535 + 4 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 22708345024 + ... + 22708351863.

Almost surely, 2^{155325103353540} is an apocalyptic number.

155325103353540 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

155325103353540 is an abundant number, since it is smaller than the sum of its proper divisors (340625226663420).

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

155325103353540 is a wasteful number, since it uses less digits than its factorization.

155325103353540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45416696921 (or 45416696916 counting only the distinct ones).

The product of its (nonzero) digits is 2025000, while the sum is 45.

The spelling of 155325103353540 in words is "one hundred fifty-five trillion, three hundred twenty-five billion, one hundred three million, three hundred fifty-three thousand, five hundred forty".