1151978416346 has 16 divisors (see below), whose sum is σ = 1803139415424. Its totient is φ = 550933132464.

The previous prime is 1151978416333. The next prime is 1151978416357. The reversal of 1151978416346 is 6436148791511.

It is a junction number, because it is equal to n+sod(n) for n = 1151978416291 and 1151978416300.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1827011 + ... + 2375273.

It is an arithmetic number, because the mean of its divisors is an integer number (112696213464).

Almost surely, 2^{1151978416346} is an apocalyptic number.

1151978416346 is a deficient number, since it is larger than the sum of its proper divisors (651160999078).

1151978416346 is a wasteful number, since it uses less digits than its factorization.

1151978416346 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 593965.

The product of its digits is 4354560, while the sum is 56.

The spelling of 1151978416346 in words is "one trillion, one hundred fifty-one billion, nine hundred seventy-eight million, four hundred sixteen thousand, three hundred forty-six".