3480678153445 has 4 divisors (see below), whose sum is σ = 4176813784140. Its totient is φ = 2784542522752.

The previous prime is 3480678153439. The next prime is 3480678153473. The reversal of 3480678153445 is 5443518760843.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 881769828676 + 2598908324769 = 939026^2 + 1612113^2 .

It is a cyclic number.

It is not a de Polignac number, because 3480678153445 - 2⁵ = 3480678153413 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 3480678153445.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 348067815340 + ... + 348067815349.

It is an arithmetic number, because the mean of its divisors is an integer number (1044203446035).

Almost surely, 2^{3480678153445} is an apocalyptic number.

It is an amenable number.

3480678153445 is a deficient number, since it is larger than the sum of its proper divisors (696135630695).

3480678153445 is an equidigital number, since it uses as much as digits as its factorization.

3480678153445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 696135630694.

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

The spelling of 3480678153445 in words is "three trillion, four hundred eighty billion, six hundred seventy-eight million, one hundred fifty-three thousand, four hundred forty-five".