2145350262016 has 36 divisors (see below), whose sum is σ = 4611729506692. Its totient is φ = 990161657856.

The previous prime is 2145350261993. The next prime is 2145350262019. The reversal of 2145350262016 is 6102620535412.

It can be written as a sum of positive squares in 2 ways, for example, as 1183569926400 + 961780335616 = 1087920^2 + 980704^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2145350262019) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 322314921 + ... + 322321576.

Almost surely, 2^{2145350262016} is an apocalyptic number.

2145350262016 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

It is an amenable number.

2145350262016 is an abundant number, since it is smaller than the sum of its proper divisors (2466379244676).

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

2145350262016 is an equidigital number, since it uses as much as digits as its factorization.

2145350262016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 644636526 (or 644636512 counting only the distinct ones).

The product of its (nonzero) digits is 86400, while the sum is 37.

Adding to 2145350262016 its reverse (6102620535412), we get a palindrome (8247970797428).

The spelling of 2145350262016 in words is "two trillion, one hundred forty-five billion, three hundred fifty million, two hundred sixty-two thousand, sixteen".