540154980 has 72 divisors (see below), whose sum is σ = 1699169472. Its totient is φ = 144040032.

The previous prime is 540154963. The next prime is 540154981. The reversal of 540154980 is 89451045.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (540154981) 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, 50712 + ... + 60431.

It is an arithmetic number, because the mean of its divisors is an integer number (23599576).

Almost surely, 2^540154980 is an apocalyptic number.

It is an amenable number.

540154980 is an abundant number, since it is smaller than the sum of its proper divisors (1159014492).

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

540154980 is a wasteful number, since it uses less digits than its factorization.

540154980 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111167 (or 111153 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 36.

The square root of 540154980 is about 23241.2344766796. The cubic root of 540154980 is about 814.4031813125.

The spelling of 540154980 in words is "five hundred forty million, one hundred fifty-four thousand, nine hundred eighty".