3547381460845 has 16 divisors (see below), whose sum is σ = 4360750415280. Its totient is φ = 2768645516800.

The previous prime is 3547381460827. The next prime is 3547381460863. The reversal of 3547381460845 is 5480641837453.

It is an interprime number because it is at equal distance from previous prime (3547381460827) and next prime (3547381460863).

It can be written as a sum of positive squares in 8 ways, for example, as 134117820841 + 3413263640004 = 366221^2 + 1847502^2 .

It is not a de Polignac number, because 3547381460845 - 2²⁵ = 3547347906413 is a prime.

It is a super-2 number, since 2×3547381460845² (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 3547381460845.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 23596215 + ... + 23746075.

It is an arithmetic number, because the mean of its divisors is an integer number (272546900955).

Almost surely, 2^{3547381460845} is an apocalyptic number.

It is an amenable number.

3547381460845 is a deficient number, since it is larger than the sum of its proper divisors (813368954435).

3547381460845 is a wasteful number, since it uses less digits than its factorization.

3547381460845 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 265376.

The product of its (nonzero) digits is 38707200, while the sum is 58.

The spelling of 3547381460845 in words is "three trillion, five hundred forty-seven billion, three hundred eighty-one million, four hundred sixty thousand, eight hundred forty-five".