7423820737135 has 32 divisors (see below), whose sum is σ = 9931227512832. Its totient is φ = 5281074881280.

The previous prime is 7423820737121. The next prime is 7423820737171. The reversal of 7423820737135 is 5317370283247.

It is not a de Polignac number, because 7423820737135 - 2⁹ = 7423820736623 is a prime.

It is a super-2 number, since 2×7423820737135² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3416754 + ... + 5149936.

It is an arithmetic number, because the mean of its divisors is an integer number (310350859776).

Almost surely, 2^{7423820737135} is an apocalyptic number.

7423820737135 is a deficient number, since it is larger than the sum of its proper divisors (2507406775697).

7423820737135 is a wasteful number, since it uses less digits than its factorization.

7423820737135 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1734903.

The product of its (nonzero) digits is 5927040, while the sum is 52.

The spelling of 7423820737135 in words is "seven trillion, four hundred twenty-three billion, eight hundred twenty million, seven hundred thirty-seven thousand, one hundred thirty-five".