9457374840 has 64 divisors (see below), whose sum is σ = 28760810400. Its totient is φ = 2487416832.

The previous prime is 9457374833. The next prime is 9457374889. The reversal of 9457374840 is 484737549.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 531045 + ... + 548564.

Almost surely, 2^9457374840 is an apocalyptic number.

It is an amenable number.

9457374840 is an abundant number, since it is smaller than the sum of its proper divisors (19303435560).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

9457374840 is a wasteful number, since it uses less digits than its factorization.

9457374840 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1079696 (or 1079692 counting only the distinct ones).

The product of its (nonzero) digits is 3386880, while the sum is 51.

The square root of 9457374840 is about 97249.0351623089. The cubic root of 9457374840 is about 2114.7394522808.

The spelling of 9457374840 in words is "nine billion, four hundred fifty-seven million, three hundred seventy-four thousand, eight hundred forty".