427530695651 has 4 divisors (see below), whose sum is σ = 427567893432. Its totient is φ = 427493497872.

The previous prime is 427530695639. The next prime is 427530695687. The reversal of 427530695651 is 156596035724.

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 427530695651 - 2⁶ = 427530695587 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 427530695593 and 427530695602.

It is not an unprimeable number, because it can be changed into a prime (427530695351) 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, 18581645 + ... + 18604638.

It is an arithmetic number, because the mean of its divisors is an integer number (106891973358).

Almost surely, 2^427530695651 is an apocalyptic number.

427530695651 is a deficient number, since it is larger than the sum of its proper divisors (37197781).

427530695651 is a wasteful number, since it uses less digits than its factorization.

427530695651 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37197780.

The product of its (nonzero) digits is 6804000, while the sum is 53.

The spelling of 427530695651 in words is "four hundred twenty-seven billion, five hundred thirty million, six hundred ninety-five thousand, six hundred fifty-one".