11156429378 has 8 divisors (see below), whose sum is σ = 17123821968. Its totient is φ = 5448488724.

The previous prime is 11156429321. The next prime is 11156429387. The reversal of 11156429378 is 87392465111.

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 64862876 + ... + 64863047.

It is an arithmetic number, because the mean of its divisors is an integer number (2140477746).

Almost surely, 2^11156429378 is an apocalyptic number.

11156429378 is a deficient number, since it is larger than the sum of its proper divisors (5967392590).

11156429378 is a wasteful number, since it uses less digits than its factorization.

11156429378 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 129725968.

The product of its digits is 362880, while the sum is 47.

The spelling of 11156429378 in words is "eleven billion, one hundred fifty-six million, four hundred twenty-nine thousand, three hundred seventy-eight".