1540480627922 has 16 divisors (see below), whose sum is σ = 2367160968312. Its totient is φ = 751428257280.

The previous prime is 1540480627841. The next prime is 1540480627949. The reversal of 1540480627922 is 2297260840451.

It is a Cunningham number, because it is equal to 1241161²+1.

It can be written as a sum of positive squares in 4 ways, for example, as 381776930161 + 1158703697761 = 617881^2 + 1076431^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2211158 + ... + 2823150.

Almost surely, 2^{1540480627922} is an apocalyptic number.

1540480627922 is a deficient number, since it is larger than the sum of its proper divisors (826680340390).

1540480627922 is a wasteful number, since it uses less digits than its factorization.

1540480627922 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 642733.

The product of its (nonzero) digits is 1935360, while the sum is 50.

The spelling of 1540480627922 in words is "one trillion, five hundred forty billion, four hundred eighty million, six hundred twenty-seven thousand, nine hundred twenty-two".