1426465651 has 32 divisors (see below), whose sum is σ = 1634992128. Its totient is φ = 1235243520.

The previous prime is 1426465637. The next prime is 1426465657. The reversal of 1426465651 is 1565646241.

It is a cyclic number.

It is not a de Polignac number, because 1426465651 - 2¹¹ = 1426463603 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1426465657) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2405211 + ... + 2405803.

It is an arithmetic number, because the mean of its divisors is an integer number (51093504).

Almost surely, 2^1426465651 is an apocalyptic number.

1426465651 is a deficient number, since it is larger than the sum of its proper divisors (208526477).

1426465651 is a wasteful number, since it uses less digits than its factorization.

1426465651 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 811.

The product of its digits is 172800, while the sum is 40.

The square root of 1426465651 is about 37768.5802089515. The cubic root of 1426465651 is about 1125.6942285624.

The spelling of 1426465651 in words is "one billion, four hundred twenty-six million, four hundred sixty-five thousand, six hundred fifty-one".