7355257406641 has 8 divisors (see below), whose sum is σ = 7437854476800. Its totient is φ = 7272935202960.

The previous prime is 7355257406593. The next prime is 7355257406657. The reversal of 7355257406641 is 1466047525537.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 7355257406641 - 2⁹ = 7355257406129 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (7355257406671) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 68662801 + ... + 68769838.

It is an arithmetic number, because the mean of its divisors is an integer number (929731809600).

Almost surely, 2^{7355257406641} is an apocalyptic number.

It is an amenable number.

7355257406641 is a deficient number, since it is larger than the sum of its proper divisors (82597070159).

7355257406641 is a wasteful number, since it uses less digits than its factorization.

7355257406641 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 137433239.

The product of its (nonzero) digits is 21168000, while the sum is 55.

The spelling of 7355257406641 in words is "seven trillion, three hundred fifty-five billion, two hundred fifty-seven million, four hundred six thousand, six hundred forty-one".