7243741603021 has 32 divisors (see below), whose sum is σ = 9242690992128. Its totient is φ = 5512308863040.

The previous prime is 7243741603019. The next prime is 7243741603067. The reversal of 7243741603021 is 1203061473427.

It is not a de Polignac number, because 7243741603021 - 2¹ = 7243741603019 is a prime.

It is a super-3 number, since 3×7243741603021³ (a number of 40 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7243741603081) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 20508711 + ... + 20858923.

It is an arithmetic number, because the mean of its divisors is an integer number (288834093504).

Almost surely, 2^{7243741603021} is an apocalyptic number.

It is an amenable number.

7243741603021 is a deficient number, since it is larger than the sum of its proper divisors (1998949389107).

7243741603021 is a wasteful number, since it uses less digits than its factorization.

7243741603021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 356521.

The product of its (nonzero) digits is 169344, while the sum is 40.

The spelling of 7243741603021 in words is "seven trillion, two hundred forty-three billion, seven hundred forty-one million, six hundred three thousand, twenty-one".