153521330540 has 24 divisors (see below), whose sum is σ = 322402822560. Its totient is φ = 61407003008.

The previous prime is 153521330539. The next prime is 153521330579. The reversal of 153521330540 is 45033125351.

It is a junction number, because it is equal to n+sod(n) for n = 153521330497 and 153521330506.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1080776 + ... + 1214544.

It is an arithmetic number, because the mean of its divisors is an integer number (13433450940).

Almost surely, 2^153521330540 is an apocalyptic number.

153521330540 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

153521330540 is an abundant number, since it is smaller than the sum of its proper divisors (168881492020).

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

153521330540 is a wasteful number, since it uses less digits than its factorization.

153521330540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 191161 (or 191159 counting only the distinct ones).

The product of its (nonzero) digits is 27000, while the sum is 32.

Adding to 153521330540 its reverse (45033125351), we get a palindrome (198554455891).

The spelling of 153521330540 in words is "one hundred fifty-three billion, five hundred twenty-one million, three hundred thirty thousand, five hundred forty".