153532100000 has 144 divisors (see below), whose sum is σ = 400037192856. Its totient is φ = 57799680000.

The previous prime is 153532099943. The next prime is 153532100003. The reversal of 153532100000 is 1235351.

It can be written as a sum of positive squares in 12 ways, for example, as 107319139216 + 46212960784 = 327596^2 + 214972^2 .

It is a Harshad number since it is a multiple of its sum of digits (20).

It is not an unprimeable number, because it can be changed into a prime (153532100003) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1654844 + ... + 1745156.

Almost surely, 2^153532100000 is an apocalyptic number.

153532100000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 153532100000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (200018596428).

153532100000 is an abundant number, since it is smaller than the sum of its proper divisors (246505092856).

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

153532100000 is an frugal number, since it uses more digits than its factorization.

153532100000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90365 (or 90337 counting only the distinct ones).

The product of its (nonzero) digits is 450, while the sum is 20.

Adding to 153532100000 its reverse (1235351), we get a palindrome (153533335351).

The spelling of 153532100000 in words is "one hundred fifty-three billion, five hundred thirty-two million, one hundred thousand".