427415035391 has 8 divisors (see below), whose sum is σ = 429094411200. Its totient is φ = 425737160992.

The previous prime is 427415035379. The next prime is 427415035423. The reversal of 427415035391 is 193530514724.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 427415035391 - 2²² = 427410841087 is a prime.

It is a super-2 number, since 2×427415035391² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (427415035301) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 196826 + ... + 945288.

It is an arithmetic number, because the mean of its divisors is an integer number (53636801400).

Almost surely, 2^427415035391 is an apocalyptic number.

427415035391 is a deficient number, since it is larger than the sum of its proper divisors (1679375809).

427415035391 is a wasteful number, since it uses less digits than its factorization.

427415035391 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 750705.

The product of its (nonzero) digits is 453600, while the sum is 44.

The spelling of 427415035391 in words is "four hundred twenty-seven billion, four hundred fifteen million, thirty-five thousand, three hundred ninety-one".