9540774213252 has 24 divisors (see below), whose sum is σ = 22294023313632. Its totient is φ = 3175655668800.

The previous prime is 9540774213211. The next prime is 9540774213253. The reversal of 9540774213252 is 2523124770459.

It is a junction number, because it is equal to n+sod(n) for n = 9540774213195 and 9540774213204.

It is not an unprimeable number, because it can be changed into a prime (9540774213253) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 575291649 + ... + 575308232.

It is an arithmetic number, because the mean of its divisors is an integer number (928917638068).

Almost surely, 2^{9540774213252} is an apocalyptic number.

It is an amenable number.

9540774213252 is an abundant number, since it is smaller than the sum of its proper divisors (12753249100380).

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

9540774213252 is a wasteful number, since it uses less digits than its factorization.

9540774213252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1150600579 (or 1150600577 counting only the distinct ones).

The product of its (nonzero) digits is 4233600, while the sum is 51.

The spelling of 9540774213252 in words is "nine trillion, five hundred forty billion, seven hundred seventy-four million, two hundred thirteen thousand, two hundred fifty-two".