894654378434 has 8 divisors (see below), whose sum is σ = 1341986980620. Its totient is φ = 447325384896.

The previous prime is 894654378433. The next prime is 894654378461. The reversal of 894654378434 is 434873456498.

It can be written as a sum of positive squares in 2 ways, for example, as 871136622409 + 23517756025 = 933347^2 + 153355^2 .

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

It is a super-2 number, since 2×894654378434² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (894654378433) 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, 160379 + ... + 1347230.

Almost surely, 2^894654378434 is an apocalyptic number.

894654378434 is a deficient number, since it is larger than the sum of its proper divisors (447332602186).

894654378434 is a wasteful number, since it uses less digits than its factorization.

894654378434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1804324.

The product of its digits is 278691840, while the sum is 65.

The spelling of 894654378434 in words is "eight hundred ninety-four billion, six hundred fifty-four million, three hundred seventy-eight thousand, four hundred thirty-four".