1481146913478 has 32 divisors (see below), whose sum is σ = 2964025548000. Its totient is φ = 493427115776.

The previous prime is 1481146913429. The next prime is 1481146913479. The reversal of 1481146913478 is 8743196411841.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1481146913479) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 88003168 + ... + 88019996.

It is an arithmetic number, because the mean of its divisors is an integer number (92625798375).

Almost surely, 2^{1481146913478} is an apocalyptic number.

1481146913478 is an abundant number, since it is smaller than the sum of its proper divisors (1482878634522).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1481146913478 is a wasteful number, since it uses less digits than its factorization.

1481146913478 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24536.

The product of its digits is 4644864, while the sum is 57.

The spelling of 1481146913478 in words is "one trillion, four hundred eighty-one billion, one hundred forty-six million, nine hundred thirteen thousand, four hundred seventy-eight".