9378145508 has 6 divisors (see below), whose sum is σ = 16411754646. Its totient is φ = 4689072752.

The previous prime is 9378145499. The next prime is 9378145613. The reversal of 9378145508 is 8055418739.

It can be written as a sum of positive squares in only one way, i.e., 8988556864 + 389588644 = 94808^2 + 19738^2 .

It is a super-2 number, since 2×9378145508² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1172268185 + ... + 1172268192.

It is an arithmetic number, because the mean of its divisors is an integer number (2735292441).

Almost surely, 2^9378145508 is an apocalyptic number.

It is an amenable number.

9378145508 is a deficient number, since it is larger than the sum of its proper divisors (7033609138).

9378145508 is a wasteful number, since it uses less digits than its factorization.

9378145508 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2344536381 (or 2344536379 counting only the distinct ones).

The product of its (nonzero) digits is 1209600, while the sum is 50.

The square root of 9378145508 is about 96840.8256263855. The cubic root of 9378145508 is about 2108.8174612576.

The spelling of 9378145508 in words is "nine billion, three hundred seventy-eight million, one hundred forty-five thousand, five hundred eight".