7370542255561 has 4 divisors (see below), whose sum is σ = 7381429320132. Its totient is φ = 7359655190992.

The previous prime is 7370542255553. The next prime is 7370542255613. The reversal of 7370542255561 is 1655522450737.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 6799217915961 + 571324339600 = 2607531^2 + 755860^2 .

It is a cyclic number.

It is not a de Polignac number, because 7370542255561 - 2³ = 7370542255553 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 7370542255499 and 7370542255508.

It is not an unprimeable number, because it can be changed into a prime (7370542255541) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5443531270 + ... + 5443532623.

It is an arithmetic number, because the mean of its divisors is an integer number (1845357330033).

Almost surely, 2^{7370542255561} is an apocalyptic number.

It is an amenable number.

7370542255561 is a deficient number, since it is larger than the sum of its proper divisors (10887064571).

7370542255561 is a wasteful number, since it uses less digits than its factorization.

7370542255561 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10887064570.

The product of its (nonzero) digits is 8820000, while the sum is 52.

The spelling of 7370542255561 in words is "seven trillion, three hundred seventy billion, five hundred forty-two million, two hundred fifty-five thousand, five hundred sixty-one".