1078653236434 has 32 divisors (see below), whose sum is σ = 1640272305600. Its totient is φ = 531952443072.

The previous prime is 1078653236399. The next prime is 1078653236447. The reversal of 1078653236434 is 4346323568701.

It is a Smith number, since the sum of its digits (52) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

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, 58911109 + ... + 58929415.

It is an arithmetic number, because the mean of its divisors is an integer number (51258509550).

Almost surely, 2^{1078653236434} is an apocalyptic number.

1078653236434 is a deficient number, since it is larger than the sum of its proper divisors (561619069166).

1078653236434 is a wasteful number, since it uses less digits than its factorization.

1078653236434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19834.

The product of its (nonzero) digits is 8709120, while the sum is 52.

The spelling of 1078653236434 in words is "one trillion, seventy-eight billion, six hundred fifty-three million, two hundred thirty-six thousand, four hundred thirty-four".