8540909263740 has 48 divisors (see below), whose sum is σ = 27330909645312. Its totient is φ = 1952207831616.

The previous prime is 8540909263729. The next prime is 8540909263751. The reversal of 8540909263740 is 473629090458.

It is an interprime number because it is at equal distance from previous prime (8540909263729) and next prime (8540909263751).

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, 10167748704 + ... + 10167749543.

It is an arithmetic number, because the mean of its divisors is an integer number (569393950944).

Almost surely, 2^{8540909263740} is an apocalyptic number.

It is an amenable number.

8540909263740 is an abundant number, since it is smaller than the sum of its proper divisors (18790000381572).

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

8540909263740 is a wasteful number, since it uses less digits than its factorization.

8540909263740 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20335498266 (or 20335498264 counting only the distinct ones).

The product of its (nonzero) digits is 13063680, while the sum is 57.

The spelling of 8540909263740 in words is "eight trillion, five hundred forty billion, nine hundred nine million, two hundred sixty-three thousand, seven hundred forty".