2153651336532 has 48 divisors (see below), whose sum is σ = 5584893932800. Its totient is φ = 717709766400.

The previous prime is 2153651336497. The next prime is 2153651336537. The reversal of 2153651336532 is 2356331563512.

It is a happy number.

2153651336532 is a `hidden beast` number, since 2 + 1 + 5 + 36 + 51 + 3 + 36 + 532 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2153651336537) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1968844 + ... + 2860707.

Almost surely, 2^{2153651336532} is an apocalyptic number.

It is an amenable number.

2153651336532 is an abundant number, since it is smaller than the sum of its proper divisors (3431242596268).

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

2153651336532 is a wasteful number, since it uses less digits than its factorization.

2153651336532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4833693 (or 4833685 counting only the distinct ones).

The product of its digits is 1458000, while the sum is 45.

The spelling of 2153651336532 in words is "two trillion, one hundred fifty-three billion, six hundred fifty-one million, three hundred thirty-six thousand, five hundred thirty-two".