7492520421843 has 32 divisors (see below), whose sum is σ = 10882706400000. Its totient is φ = 4567146659712.

The previous prime is 7492520421803. The next prime is 7492520421877. The reversal of 7492520421843 is 3481240252947.

It is not a de Polignac number, because 7492520421843 - 2¹⁴ = 7492520405459 is a prime.

It is a super-2 number, since 2×7492520421843² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (7492520421803) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3324388 + ... + 5102606.

It is an arithmetic number, because the mean of its divisors is an integer number (340084575000).

Almost surely, 2^{7492520421843} is an apocalyptic number.

7492520421843 is a deficient number, since it is larger than the sum of its proper divisors (3390185978157).

7492520421843 is a wasteful number, since it uses less digits than its factorization.

7492520421843 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1780819.

The product of its (nonzero) digits is 3870720, while the sum is 51.

The spelling of 7492520421843 in words is "seven trillion, four hundred ninety-two billion, five hundred twenty million, four hundred twenty-one thousand, eight hundred forty-three".