153325405520 has 40 divisors (see below), whose sum is σ = 407407507584. Its totient is φ = 52568710272.

The previous prime is 153325405397. The next prime is 153325405549. The reversal of 153325405520 is 25504523351.

It is a tau number, because it is divible by the number of its divisors (40).

It is a Harshad number since it is a multiple of its sum of digits (35).

It is a congruent number.

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, 136897124 + ... + 136898243.

Almost surely, 2^153325405520 is an apocalyptic number.

153325405520 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

153325405520 is an abundant number, since it is smaller than the sum of its proper divisors (254082102064).

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

153325405520 is a wasteful number, since it uses less digits than its factorization.

153325405520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 273795387 (or 273795381 counting only the distinct ones).

The product of its (nonzero) digits is 90000, while the sum is 35.

Adding to 153325405520 its reverse (25504523351), we get a palindrome (178829928871).

The spelling of 153325405520 in words is "one hundred fifty-three billion, three hundred twenty-five million, four hundred five thousand, five hundred twenty".