7420743577513 has 32 divisors (see below), whose sum is σ = 9230572270080. Its totient is φ = 5840469342720.

The previous prime is 7420743577487. The next prime is 7420743577519. The reversal of 7420743577513 is 3157753470247.

It is a happy number.

It is a de Polignac number, because none of the positive numbers 2^k-7420743577513 is a prime.

It is not an unprimeable number, because it can be changed into a prime (7420743577519) 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, 1221381 + ... + 4041442.

It is an arithmetic number, because the mean of its divisors is an integer number (288455383440).

Almost surely, 2^{7420743577513} is an apocalyptic number.

It is an amenable number.

7420743577513 is a deficient number, since it is larger than the sum of its proper divisors (1809828692567).

7420743577513 is an equidigital number, since it uses as much as digits as its factorization.

7420743577513 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5262922 (or 5262888 counting only the distinct ones).

The product of its (nonzero) digits is 17287200, while the sum is 55.

The spelling of 7420743577513 in words is "seven trillion, four hundred twenty billion, seven hundred forty-three million, five hundred seventy-seven thousand, five hundred thirteen".