222457380728834 has 16 divisors (see below), whose sum is σ = 343243115766936. Its totient is φ = 108065522457600.

The previous prime is 222457380728819. The next prime is 222457380728857. The reversal of 222457380728834 is 438827083754222.

It can be written as a sum of positive squares in 4 ways, for example, as 206599025843809 + 15858354885025 = 14373553^2 + 3982255^2 .

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, 5628392867 + ... + 5628432390.

Almost surely, 2^{222457380728834} is an apocalyptic number.

222457380728834 is a deficient number, since it is larger than the sum of its proper divisors (120785735038102).

222457380728834 is a wasteful number, since it uses less digits than its factorization.

222457380728834 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11256825541.

The product of its (nonzero) digits is 289013760, while the sum is 65.

The spelling of 222457380728834 in words is "two hundred twenty-two trillion, four hundred fifty-seven billion, three hundred eighty million, seven hundred twenty-eight thousand, eight hundred thirty-four".