250544514021242 has 32 divisors (see below), whose sum is σ = 454868245389312. Its totient is φ = 101174738387184.

The previous prime is 250544514021239. The next prime is 250544514021247. The reversal of 250544514021242 is 242120415445052.

It is a super-2 number, since 2×250544514021242² (a number of 30 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 250544514021242.

It is not an unprimeable number, because it can be changed into a prime (250544514021247) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5806609418 + ... + 5806652565.

It is an arithmetic number, because the mean of its divisors is an integer number (14214632668416).

Almost surely, 2^{250544514021242} is an apocalyptic number.

250544514021242 is a deficient number, since it is larger than the sum of its proper divisors (204323731368070).

250544514021242 is a wasteful number, since it uses less digits than its factorization.

250544514021242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11613262082.

The product of its (nonzero) digits is 512000, while the sum is 41.

Adding to 250544514021242 its reverse (242120415445052), we get a palindrome (492664929466294).

The spelling of 250544514021242 in words is "two hundred fifty trillion, five hundred forty-four billion, five hundred fourteen million, twenty-one thousand, two hundred forty-two".