257041530934 has 8 divisors (see below), whose sum is σ = 385564452768. Its totient is φ = 128520046680.

The previous prime is 257041530923. The next prime is 257041530961. The reversal of 257041530934 is 439035140752.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 475684 + ... + 860440.

It is an arithmetic number, because the mean of its divisors is an integer number (48195556596).

Almost surely, 2^257041530934 is an apocalyptic number.

257041530934 is a deficient number, since it is larger than the sum of its proper divisors (128522921834).

257041530934 is a wasteful number, since it uses less digits than its factorization.

257041530934 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 718790.

The product of its (nonzero) digits is 453600, while the sum is 43.

The spelling of 257041530934 in words is "two hundred fifty-seven billion, forty-one million, five hundred thirty thousand, nine hundred thirty-four".