434130278385 has 32 divisors (see below), whose sum is σ = 724849885440. Its totient is φ = 221456809728.

The previous prime is 434130278357. The next prime is 434130278389. The reversal of 434130278385 is 583872031434.

It is not a de Polignac number, because 434130278385 - 2¹² = 434130274289 is a prime.

It is a super-2 number, since 2×434130278385² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (434130278389) 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, 11046951 + ... + 11086179.

It is an arithmetic number, because the mean of its divisors is an integer number (22651558920).

Almost surely, 2^434130278385 is an apocalyptic number.

It is an amenable number.

434130278385 is a deficient number, since it is larger than the sum of its proper divisors (290719607055).

434130278385 is a wasteful number, since it uses less digits than its factorization.

434130278385 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71337.

The product of its (nonzero) digits is 1935360, while the sum is 48.

The spelling of 434130278385 in words is "four hundred thirty-four billion, one hundred thirty million, two hundred seventy-eight thousand, three hundred eighty-five".