1350504502661 has 8 divisors (see below), whose sum is σ = 1429956635544. Its totient is φ = 1271053557760.

The previous prime is 1350504502637. The next prime is 1350504502663. The reversal of 1350504502661 is 1662054050531.

It can be written as a sum of positive squares in 4 ways, for example, as 177249420100 + 1173255082561 = 421010^2 + 1083169^2 .

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1350504502661 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 (1350504502663) 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, 3262391 + ... + 3652971.

It is an arithmetic number, because the mean of its divisors is an integer number (178744579443).

Almost surely, 2^{1350504502661} is an apocalyptic number.

It is an amenable number.

1350504502661 is a deficient number, since it is larger than the sum of its proper divisors (79452132883).

1350504502661 is a wasteful number, since it uses less digits than its factorization.

1350504502661 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 593991.

The product of its (nonzero) digits is 108000, while the sum is 38.

The spelling of 1350504502661 in words is "one trillion, three hundred fifty billion, five hundred four million, five hundred two thousand, six hundred sixty-one".