2135416733953 has 4 divisors (see below), whose sum is σ = 2143725748740. Its totient is φ = 2127107719168.

The previous prime is 2135416733941. The next prime is 2135416733987. The reversal of 2135416733953 is 3593376145312.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1557973283344 + 577443450609 = 1248188^2 + 759897^2 .

It is a cyclic number.

It is not a de Polignac number, because 2135416733953 - 2⁵ = 2135416733921 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2135416733953.

It is not an unprimeable number, because it can be changed into a prime (2135416733993) 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, 4154507008 + ... + 4154507521.

It is an arithmetic number, because the mean of its divisors is an integer number (535931437185).

Almost surely, 2^{2135416733953} is an apocalyptic number.

It is an amenable number.

2135416733953 is a deficient number, since it is larger than the sum of its proper divisors (8309014787).

2135416733953 is an equidigital number, since it uses as much as digits as its factorization.

2135416733953 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8309014786.

The product of its digits is 6123600, while the sum is 52.

The spelling of 2135416733953 in words is "two trillion, one hundred thirty-five billion, four hundred sixteen million, seven hundred thirty-three thousand, nine hundred fifty-three".