1540428224364 has 72 divisors (see below), whose sum is σ = 4019686315008. Its totient is φ = 496885419360.

The previous prime is 1540428224339. The next prime is 1540428224369. The reversal of 1540428224364 is 4634228240451.

1540428224364 is a `hidden beast` number, since 1 + 5 + 4 + 0 + 4 + 282 + 2 + 4 + 364 = 666.

It is a super-2 number, since 2×1540428224364² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1540428224369) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 37127559 + ... + 37169025.

Almost surely, 2^{1540428224364} is an apocalyptic number.

It is an amenable number.

1540428224364 is an abundant number, since it is smaller than the sum of its proper divisors (2479258090644).

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

1540428224364 is a wasteful number, since it uses less digits than its factorization.

1540428224364 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74795 (or 74790 counting only the distinct ones).

The product of its (nonzero) digits is 1474560, while the sum is 45.

The spelling of 1540428224364 in words is "one trillion, five hundred forty billion, four hundred twenty-eight million, two hundred twenty-four thousand, three hundred sixty-four".