120284168993554 has 32 divisors (see below), whose sum is σ = 191471582602800. Its totient is φ = 56476317499392.

The previous prime is 120284168993543. The next prime is 120284168993579. The reversal of 120284168993554 is 455399861482021.

It can be written as a sum of positive squares in 8 ways, for example, as 81555764057329 + 38728404936225 = 9030823^2 + 6223215^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 120284168993554.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 509964952 + ... + 510200764.

Almost surely, 2^{120284168993554} is an apocalyptic number.

120284168993554 is a deficient number, since it is larger than the sum of its proper divisors (71187413609246).

120284168993554 is a wasteful number, since it uses less digits than its factorization.

120284168993554 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 269694.

The product of its (nonzero) digits is 149299200, while the sum is 67.

The spelling of 120284168993554 in words is "one hundred twenty trillion, two hundred eighty-four billion, one hundred sixty-eight million, nine hundred ninety-three thousand, five hundred fifty-four".