9291145942552 has 64 divisors (see below), whose sum is σ = 17866975140000. Its totient is φ = 4526891765760.

The previous prime is 9291145942531. The next prime is 9291145942567. The reversal of 9291145942552 is 2552495411929.

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, 1294568788 + ... + 1294575964.

Almost surely, 2^{9291145942552} is an apocalyptic number.

It is an amenable number.

9291145942552 is a deficient number, since it is larger than the sum of its proper divisors (8575829197448).

9291145942552 is a wasteful number, since it uses less digits than its factorization.

9291145942552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11356 (or 11352 counting only the distinct ones).

The product of its digits is 11664000, while the sum is 58.

The spelling of 9291145942552 in words is "nine trillion, two hundred ninety-one billion, one hundred forty-five million, nine hundred forty-two thousand, five hundred fifty-two".