3540231221562 has 96 divisors (see below), whose sum is σ = 9282722746752. Its totient is φ = 951915773952.

The previous prime is 3540231221561. The next prime is 3540231221599. The reversal of 3540231221562 is 2651221320453.

3540231221562 is a `hidden beast` number, since 3 + 5 + 40 + 2 + 31 + 2 + 21 + 562 = 666.

It is a super-3 number, since 3×3540231221562³ (a number of 39 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (3540231221561) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 28454373 + ... + 28578519.

It is an arithmetic number, because the mean of its divisors is an integer number (96695028612).

Almost surely, 2^{3540231221562} is an apocalyptic number.

3540231221562 is an abundant number, since it is smaller than the sum of its proper divisors (5742491525190).

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

3540231221562 is a wasteful number, since it uses less digits than its factorization.

3540231221562 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 137492 (or 137489 counting only the distinct ones).

The product of its (nonzero) digits is 86400, while the sum is 36.

The spelling of 3540231221562 in words is "three trillion, five hundred forty billion, two hundred thirty-one million, two hundred twenty-one thousand, five hundred sixty-two".