262660072651 has 4 divisors (see below), whose sum is σ = 266258155912. Its totient is φ = 259061989392.

The previous prime is 262660072643. The next prime is 262660072673. The reversal of 262660072651 is 156270066262.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 262660072651 - 2³ = 262660072643 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 262660072598 and 262660072607.

It is not an unprimeable number, because it can be changed into a prime (262660072621) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1799041521 + ... + 1799041666.

It is an arithmetic number, because the mean of its divisors is an integer number (66564538978).

Almost surely, 2^262660072651 is an apocalyptic number.

262660072651 is a deficient number, since it is larger than the sum of its proper divisors (3598083261).

262660072651 is an equidigital number, since it uses as much as digits as its factorization.

262660072651 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3598083260.

The product of its (nonzero) digits is 362880, while the sum is 43.

The spelling of 262660072651 in words is "two hundred sixty-two billion, six hundred sixty million, seventy-two thousand, six hundred fifty-one".