1355724772741 has 8 divisors (see below), whose sum is σ = 1387274910560. Its totient is φ = 1324175619312.

The previous prime is 1355724772681. The next prime is 1355724772789. The reversal of 1355724772741 is 1472774275531.

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 1355724772741 - 2¹⁵ = 1355724739973 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1355724778741) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3047266 + ... + 3463708.

It is an arithmetic number, because the mean of its divisors is an integer number (173409363820).

Almost surely, 2^{1355724772741} is an apocalyptic number.

It is an amenable number.

1355724772741 is a deficient number, since it is larger than the sum of its proper divisors (31550137819).

1355724772741 is an equidigital number, since it uses as much as digits as its factorization.

1355724772741 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 492195.

The product of its digits is 11524800, while the sum is 55.

The spelling of 1355724772741 in words is "one trillion, three hundred fifty-five billion, seven hundred twenty-four million, seven hundred seventy-two thousand, seven hundred forty-one".