1117208642577 has 8 divisors (see below), whose sum is σ = 1524253652064. Its totient is φ = 727484697408.

The previous prime is 1117208642567. The next prime is 1117208642581. The reversal of 1117208642577 is 7752468027111.

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

It is not a de Polignac number, because 1117208642577 - 2⁶ = 1117208642513 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1117208642567) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4330265928 + ... + 4330266185.

It is an arithmetic number, because the mean of its divisors is an integer number (190531706508).

Almost surely, 2^{1117208642577} is an apocalyptic number.

It is an amenable number.

1117208642577 is a deficient number, since it is larger than the sum of its proper divisors (407045009487).

1117208642577 is an equidigital number, since it uses as much as digits as its factorization.

1117208642577 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8660532159.

The product of its (nonzero) digits is 1317120, while the sum is 51.

The spelling of 1117208642577 in words is "one trillion, one hundred seventeen billion, two hundred eight million, six hundred forty-two thousand, five hundred seventy-seven".