1427396291546 has 12 divisors (see below), whose sum is σ = 2274449801118. Its totient is φ = 671715901632.

The previous prime is 1427396291509. The next prime is 1427396291579. The reversal of 1427396291546 is 6451926937241.

It can be written as a sum of positive squares in 3 ways, for example, as 1330619925625 + 96776365921 = 1153525^2 + 311089^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1234771301 + ... + 1234772456.

Almost surely, 2^{1427396291546} is an apocalyptic number.

1427396291546 is a deficient number, since it is larger than the sum of its proper divisors (847053509572).

1427396291546 is a wasteful number, since it uses less digits than its factorization.

1427396291546 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2469543793 (or 2469543776 counting only the distinct ones).

The product of its digits is 19595520, while the sum is 59.

The spelling of 1427396291546 in words is "one trillion, four hundred twenty-seven billion, three hundred ninety-six million, two hundred ninety-one thousand, five hundred forty-six".