1056307783378 has 8 divisors (see below), whose sum is σ = 1586306219760. Its totient is φ = 527539043460.

The previous prime is 1056307783373. The next prime is 1056307783409. The reversal of 1056307783378 is 8733877036501.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×1056307783378² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1056307783373) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 307421968 + ... + 307425403.

It is an arithmetic number, because the mean of its divisors is an integer number (198288277470).

Almost surely, 2^{1056307783378} is an apocalyptic number.

1056307783378 is a deficient number, since it is larger than the sum of its proper divisors (529998436382).

1056307783378 is an equidigital number, since it uses as much as digits as its factorization.

1056307783378 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 614848232.

The product of its (nonzero) digits is 17781120, while the sum is 58.

The spelling of 1056307783378 in words is "one trillion, fifty-six billion, three hundred seven million, seven hundred eighty-three thousand, three hundred seventy-eight".