1427651500013 has 16 divisors (see below), whose sum is σ = 1474594749936. Its totient is φ = 1381330728960.

The previous prime is 1427651500007. The next prime is 1427651500019. The reversal of 1427651500013 is 3100051567241.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (1427651500007) and next prime (1427651500019).

It can be written as a sum of positive squares in 8 ways, for example, as 142289647369 + 1285361852644 = 377213^2 + 1133738^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1427651500013 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1427651500019) 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, 2245745 + ... + 2810457.

It is an arithmetic number, because the mean of its divisors is an integer number (92162171871).

Almost surely, 2^{1427651500013} is an apocalyptic number.

It is an amenable number.

1427651500013 is a deficient number, since it is larger than the sum of its proper divisors (46943249923).

1427651500013 is a wasteful number, since it uses less digits than its factorization.

1427651500013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 565264.

The product of its (nonzero) digits is 25200, while the sum is 35.

The spelling of 1427651500013 in words is "one trillion, four hundred twenty-seven billion, six hundred fifty-one million, five hundred thousand, thirteen".