551245412541444 has 48 divisors (see below), whose sum is σ = 1421113493213568. Its totient is φ = 165420618254848.

The previous prime is 551245412541433. The next prime is 551245412541451. The reversal of 551245412541444 is 444145214542155.

It is a Harshad number since it is a multiple of its sum of digits (51).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 58743112587 + ... + 58743121970.

It is an arithmetic number, because the mean of its divisors is an integer number (29606531108616).

Almost surely, 2^{551245412541444} is an apocalyptic number.

It is an amenable number.

551245412541444 is an abundant number, since it is smaller than the sum of its proper divisors (869868080672124).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

551245412541444 is a wasteful number, since it uses less digits than its factorization.

551245412541444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 117486234604 (or 117486234602 counting only the distinct ones).

The product of its digits is 10240000, while the sum is 51.

The spelling of 551245412541444 in words is "five hundred fifty-one trillion, two hundred forty-five billion, four hundred twelve million, five hundred forty-one thousand, four hundred forty-four".