1349990787601 has 8 divisors (see below), whose sum is σ = 1401032692800. Its totient is φ = 1299248249040.

The previous prime is 1349990787599. The next prime is 1349990787643. The reversal of 1349990787601 is 1067870999431.

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

It is not a de Polignac number, because 1349990787601 - 2¹ = 1349990787599 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1349990787401) 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, 74832471 + ... + 74850508.

It is an arithmetic number, because the mean of its divisors is an integer number (175129086600).

Almost surely, 2^{1349990787601} is an apocalyptic number.

It is an amenable number.

1349990787601 is a deficient number, since it is larger than the sum of its proper divisors (51041905199).

1349990787601 is a wasteful number, since it uses less digits than its factorization.

1349990787601 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 149683319.

The product of its (nonzero) digits is 20575296, while the sum is 64.

The spelling of 1349990787601 in words is "one trillion, three hundred forty-nine billion, nine hundred ninety million, seven hundred eighty-seven thousand, six hundred one".