118872537556801 has 4 divisors (see below), whose sum is σ = 135854328636352. Its totient is φ = 101890746477252.

The previous prime is 118872537556763. The next prime is 118872537556807. The reversal of 118872537556801 is 108655735278811.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 118872537556801 - 2⁴¹ = 116673514301249 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (118872537556807) 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, 8490895539765 + ... + 8490895539778.

It is an arithmetic number, because the mean of its divisors is an integer number (33963582159088).

Almost surely, 2^{118872537556801} is an apocalyptic number.

It is an amenable number.

118872537556801 is a deficient number, since it is larger than the sum of its proper divisors (16981791079551).

118872537556801 is an equidigital number, since it uses as much as digits as its factorization.

118872537556801 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16981791079550.

The product of its (nonzero) digits is 112896000, while the sum is 67.

The spelling of 118872537556801 in words is "one hundred eighteen trillion, eight hundred seventy-two billion, five hundred thirty-seven million, five hundred fifty-six thousand, eight hundred one".