3475143612381 has 32 divisors (see below), whose sum is σ = 5787823915008. Its totient is φ = 1808694961920.

The previous prime is 3475143612371. The next prime is 3475143612401. The reversal of 3475143612381 is 1832163415743.

It is not a de Polignac number, because 3475143612381 - 2²⁵ = 3475110057949 is a prime.

It is a super-2 number, since 2×3475143612381² (a number of 26 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 3475143612381.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3475143612371) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 156993705 + ... + 157015838.

It is an arithmetic number, because the mean of its divisors is an integer number (180869497344).

Almost surely, 2^{3475143612381} is an apocalyptic number.

3475143612381 is a gapful number since it is divisible by the number (31) formed by its first and last digit.

It is an amenable number.

3475143612381 is a deficient number, since it is larger than the sum of its proper divisors (2312680302627).

3475143612381 is a wasteful number, since it uses less digits than its factorization.

3475143612381 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 314009601.

The product of its digits is 1451520, while the sum is 48.

The spelling of 3475143612381 in words is "three trillion, four hundred seventy-five billion, one hundred forty-three million, six hundred twelve thousand, three hundred eighty-one".