1155245450506 has 8 divisors (see below), whose sum is σ = 1980420772320. Its totient is φ = 495105193068.

The previous prime is 1155245450497. The next prime is 1155245450509. The reversal of 1155245450506 is 6050545425511.

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

It is not an unprimeable number, because it can be changed into a prime (1155245450509) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 41258766076 + ... + 41258766103.

It is an arithmetic number, because the mean of its divisors is an integer number (247552596540).

Almost surely, 2^{1155245450506} is an apocalyptic number.

1155245450506 is a deficient number, since it is larger than the sum of its proper divisors (825175321814).

1155245450506 is an equidigital number, since it uses as much as digits as its factorization.

1155245450506 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82517532188.

The product of its (nonzero) digits is 600000, while the sum is 43.

The spelling of 1155245450506 in words is "one trillion, one hundred fifty-five billion, two hundred forty-five million, four hundred fifty thousand, five hundred six".