104040451556 has 24 divisors (see below), whose sum is σ = 185459043840. Its totient is φ = 51055032672.

The previous prime is 104040451547. The next prime is 104040451621. The reversal of 104040451556 is 655154040401.

It is a super-2 number, since 2×104040451556² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 214916 + ... + 504251.

It is an arithmetic number, because the mean of its divisors is an integer number (7727460160).

Almost surely, 2^104040451556 is an apocalyptic number.

It is an amenable number.

104040451556 is a deficient number, since it is larger than the sum of its proper divisors (81418592284).

104040451556 is a wasteful number, since it uses less digits than its factorization.

104040451556 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 719843 (or 719841 counting only the distinct ones).

The product of its (nonzero) digits is 48000, while the sum is 35.

Adding to 104040451556 its reverse (655154040401), we get a palindrome (759194491957).

The spelling of 104040451556 in words is "one hundred four billion, forty million, four hundred fifty-one thousand, five hundred fifty-six".