540128228552 has 64 divisors (see below), whose sum is σ = 1164035957760. Its totient is φ = 232558286400.

The previous prime is 540128228537. The next prime is 540128228567. The reversal of 540128228552 is 255822821045.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (540128228537) and next prime (540128228567).

It is a Harshad number since it is a multiple of its sum of digits (44).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1086974 + ... + 1503917.

It is an arithmetic number, because the mean of its divisors is an integer number (18188061840).

Almost surely, 2^540128228552 is an apocalyptic number.

It is an amenable number.

540128228552 is an abundant number, since it is smaller than the sum of its proper divisors (623907729208).

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

540128228552 is a wasteful number, since it uses less digits than its factorization.

540128228552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2591034 (or 2591030 counting only the distinct ones).

The product of its (nonzero) digits is 512000, while the sum is 44.

The spelling of 540128228552 in words is "five hundred forty billion, one hundred twenty-eight million, two hundred twenty-eight thousand, five hundred fifty-two".