1375744520471 has 8 divisors (see below), whose sum is σ = 1456827585264. Its totient is φ = 1294678890880.

The previous prime is 1375744520461. The next prime is 1375744520509. The reversal of 1375744520471 is 1740254475731.

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 1375744520471 - 2¹⁰ = 1375744519447 is a prime.

It is a super-3 number, since 3×1375744520471³ (a number of 37 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1375744520401) 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, 4196165 + ... + 4512126.

It is an arithmetic number, because the mean of its divisors is an integer number (182103448158).

Almost surely, 2^{1375744520471} is an apocalyptic number.

1375744520471 is a deficient number, since it is larger than the sum of its proper divisors (81083064793).

1375744520471 is an equidigital number, since it uses as much as digits as its factorization.

1375744520471 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8717601.

The product of its (nonzero) digits is 3292800, while the sum is 50.

The spelling of 1375744520471 in words is "one trillion, three hundred seventy-five billion, seven hundred forty-four million, five hundred twenty thousand, four hundred seventy-one".