540251163552 has 48 divisors (see below), whose sum is σ = 1479818410560. Its totient is φ = 172253993472.

The previous prime is 540251163509. The next prime is 540251163581. The reversal of 540251163552 is 255361152045.

It is a tau number, because it is divible by the number of its divisors (48).

It is a super-3 number, since 3×540251163552³ (a number of 36 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 540251163552.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 122337277 + ... + 122341692.

It is an arithmetic number, because the mean of its divisors is an integer number (30829550220).

Almost surely, 2^540251163552 is an apocalyptic number.

It is an amenable number.

540251163552 is an abundant number, since it is smaller than the sum of its proper divisors (939567247008).

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

540251163552 is a wasteful number, since it uses less digits than its factorization.

540251163552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 244679005 (or 244678997 counting only the distinct ones).

The product of its (nonzero) digits is 180000, while the sum is 39.

The spelling of 540251163552 in words is "five hundred forty billion, two hundred fifty-one million, one hundred sixty-three thousand, five hundred fifty-two".