2473720753021 has 8 divisors (see below), whose sum is σ = 2827694672384. Its totient is φ = 2119893143760.

The previous prime is 2473720752949. The next prime is 2473720753043. The reversal of 2473720753021 is 1203570273742.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2473720753021 - 2²³ = 2473712364413 is a prime.

It is a super-2 number, since 2×2473720753021² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2473720753051) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 36541290 + ... + 36608923.

It is an arithmetic number, because the mean of its divisors is an integer number (353461834048).

Almost surely, 2^{2473720753021} is an apocalyptic number.

It is an amenable number.

2473720753021 is a deficient number, since it is larger than the sum of its proper divisors (353973919363).

2473720753021 is an equidigital number, since it uses as much as digits as its factorization.

2473720753021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73155051.

The product of its (nonzero) digits is 493920, while the sum is 43.

The spelling of 2473720753021 in words is "two trillion, four hundred seventy-three billion, seven hundred twenty million, seven hundred fifty-three thousand, twenty-one".