104621052051518 has 4 divisors (see below), whose sum is σ = 156931578077280. Its totient is φ = 52310526025758.

The previous prime is 104621052051517. The next prime is 104621052051577. The reversal of 104621052051518 is 815150250126401.

It is a happy number.

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

It is a super-2 number, since 2×104621052051518² (a number of 29 digits) contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (104621052051511) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26155263012878 + ... + 26155263012881.

It is an arithmetic number, because the mean of its divisors is an integer number (39232894519320).

Almost surely, 2^{104621052051518} is an apocalyptic number.

104621052051518 is a deficient number, since it is larger than the sum of its proper divisors (52310526025762).

104621052051518 is an equidigital number, since it uses as much as digits as its factorization.

104621052051518 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52310526025761.

The product of its (nonzero) digits is 96000, while the sum is 41.

The spelling of 104621052051518 in words is "one hundred four trillion, six hundred twenty-one billion, fifty-two million, fifty-one thousand, five hundred eighteen".