2152134201520 has 80 divisors (see below), whose sum is σ = 5389692751872. Its totient is φ = 796863133440.

The previous prime is 2152134201493. The next prime is 2152134201559. The reversal of 2152134201520 is 251024312512.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (80).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18808092 + ... + 18922171.

Almost surely, 2^{2152134201520} is an apocalyptic number.

2152134201520 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2152134201520 is an abundant number, since it is smaller than the sum of its proper divisors (3237558550352).

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

2152134201520 is a wasteful number, since it uses less digits than its factorization.

2152134201520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37730330 (or 37730324 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 28.

The spelling of 2152134201520 in words is "two trillion, one hundred fifty-two billion, one hundred thirty-four million, two hundred one thousand, five hundred twenty".