1157411738878 has 4 divisors (see below), whose sum is σ = 1736117608320. Its totient is φ = 578705869438.

The previous prime is 1157411738869. The next prime is 1157411738911. The reversal of 1157411738878 is 8788371147511.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 289352934718 + ... + 289352934721.

It is an arithmetic number, because the mean of its divisors is an integer number (434029402080).

Almost surely, 2^{1157411738878} is an apocalyptic number.

1157411738878 is a deficient number, since it is larger than the sum of its proper divisors (578705869442).

1157411738878 is an equidigital number, since it uses as much as digits as its factorization.

1157411738878 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 578705869441.

The product of its digits is 10536960, while the sum is 61.

The spelling of 1157411738878 in words is "one trillion, one hundred fifty-seven billion, four hundred eleven million, seven hundred thirty-eight thousand, eight hundred seventy-eight".