44451629226 has 20 divisors (see below), whose sum is σ = 99604576962. Its totient is φ = 14817209688.

The previous prime is 44451629221. The next prime is 44451629231. The reversal of 44451629226 is 62292615444.

It is a happy number.

44451629226 is a `hidden beast` number, since 4 + 44 + 516 + 2 + 92 + 2 + 6 = 666.

It is an interprime number because it is at equal distance from previous prime (44451629221) and next prime (44451629231).

It can be written as a sum of positive squares in only one way, i.e., 40864218201 + 3587411025 = 202149^2 + 59895^2 .

It is not an unprimeable number, because it can be changed into a prime (44451629221) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 137196225 + ... + 137196548.

Almost surely, 2^44451629226 is an apocalyptic number.

44451629226 is an abundant number, since it is smaller than the sum of its proper divisors (55152947736).

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

44451629226 is a wasteful number, since it uses less digits than its factorization.

44451629226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 274392787 (or 274392778 counting only the distinct ones).

The product of its digits is 829440, while the sum is 45.

The spelling of 44451629226 in words is "forty-four billion, four hundred fifty-one million, six hundred twenty-nine thousand, two hundred twenty-six".