2151532145000 has 80 divisors (see below), whose sum is σ = 5761188454560. Its totient is φ = 737668152000.

The previous prime is 2151532144981. The next prime is 2151532145017. The reversal of 2151532145000 is 5412351512.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 30701174 + ... + 30771173.

It is an arithmetic number, because the mean of its divisors is an integer number (72014855682).

Almost surely, 2^{2151532145000} is an apocalyptic number.

2151532145000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2151532145000 is an abundant number, since it is smaller than the sum of its proper divisors (3609656309560).

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

2151532145000 is an equidigital number, since it uses as much as digits as its factorization.

2151532145000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61472380 (or 61472361 counting only the distinct ones).

The product of its (nonzero) digits is 6000, while the sum is 29.

Adding to 2151532145000 its reverse (5412351512), we get a palindrome (2156944496512).

The spelling of 2151532145000 in words is "two trillion, one hundred fifty-one billion, five hundred thirty-two million, one hundred forty-five thousand".