1013406612651 has 24 divisors (see below), whose sum is σ = 1467990935840. Its totient is φ = 673676320896.

The previous prime is 1013406612643. The next prime is 1013406612709. The reversal of 1013406612651 is 1562166043101.

1013406612651 is a `hidden beast` number, since 1 + 0 + 1 + 34 + 0 + 6 + 612 + 6 + 5 + 1 = 666.

It is not a de Polignac number, because 1013406612651 - 2³ = 1013406612643 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1013406613651) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6852945 + ... + 6999261.

Almost surely, 2^{1013406612651} is an apocalyptic number.

1013406612651 is a deficient number, since it is larger than the sum of its proper divisors (454584323189).

1013406612651 is a wasteful number, since it uses less digits than its factorization.

1013406612651 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 148515 (or 148512 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 36.

The spelling of 1013406612651 in words is "one trillion, thirteen billion, four hundred six million, six hundred twelve thousand, six hundred fifty-one".