9157278480 has 320 divisors, whose sum is σ = 35462873088. Its totient is φ = 1906237440.

The previous prime is 9157278457. The next prime is 9157278491. The reversal of 9157278480 is 848727519.

It is a super-2 number, since 2×9157278480² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (51).

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 880189 + ... + 890531.

Almost surely, 2^9157278480 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 9157278480, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17731436544).

9157278480 is an abundant number, since it is smaller than the sum of its proper divisors (26305594608).

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

9157278480 is a wasteful number, since it uses less digits than its factorization.

9157278480 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10414 (or 10408 counting only the distinct ones).

The product of its (nonzero) digits is 1128960, while the sum is 51.

The square root of 9157278480 is about 95693.6700100900. The cubic root of 9157278480 is about 2092.1306751165.

The spelling of 9157278480 in words is "nine billion, one hundred fifty-seven million, two hundred seventy-eight thousand, four hundred eighty".