1078217386354 has 16 divisors (see below), whose sum is σ = 1733256623808. Its totient is φ = 501732178992.

The previous prime is 1078217386339. The next prime is 1078217386381. The reversal of 1078217386354 is 4536837128701.

It is a junction number, because it is equal to n+sod(n) for n = 1078217386295 and 1078217386304.

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, 316748412 + ... + 316751815.

It is an arithmetic number, because the mean of its divisors is an integer number (108328538988).

Almost surely, 2^{1078217386354} is an apocalyptic number.

1078217386354 is a deficient number, since it is larger than the sum of its proper divisors (655039237454).

1078217386354 is a wasteful number, since it uses less digits than its factorization.

1078217386354 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 633500289.

The product of its (nonzero) digits is 6773760, while the sum is 55.

The spelling of 1078217386354 in words is "one trillion, seventy-eight billion, two hundred seventeen million, three hundred eighty-six thousand, three hundred fifty-four".