104521498451 has 8 divisors (see below), whose sum is σ = 107184578400. Its totient is φ = 101891500480.

The previous prime is 104521498447. The next prime is 104521498457. The reversal of 104521498451 is 154894125401.

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

It is not a de Polignac number, because 104521498451 - 2² = 104521498447 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (104521498457) 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, 8264096 + ... + 8276733.

It is an arithmetic number, because the mean of its divisors is an integer number (13398072300).

Almost surely, 2^104521498451 is an apocalyptic number.

104521498451 is a deficient number, since it is larger than the sum of its proper divisors (2663079949).

104521498451 is an equidigital number, since it uses as much as digits as its factorization.

104521498451 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16540989.

The product of its (nonzero) digits is 230400, while the sum is 44.

The spelling of 104521498451 in words is "one hundred four billion, five hundred twenty-one million, four hundred ninety-eight thousand, four hundred fifty-one".