44121247290 has 64 divisors (see below), whose sum is σ = 123849129600. Its totient is φ = 11146419072.

The previous prime is 44121247283. The next prime is 44121247297. The reversal of 44121247290 is 9274212144.

It is a happy number.

44121247290 is a `hidden beast` number, since 4 + 4 + 121 + 247 + 290 = 666.

44121247290 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (44121247283) and next prime (44121247297).

It is not an unprimeable number, because it can be changed into a prime (44121247297) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4295187 + ... + 4305446.

It is an arithmetic number, because the mean of its divisors is an integer number (1935142650).

Almost surely, 2^44121247290 is an apocalyptic number.

44121247290 is an abundant number, since it is smaller than the sum of its proper divisors (79727882310).

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

44121247290 is a wasteful number, since it uses less digits than its factorization.

44121247290 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8600668 (or 8600662 counting only the distinct ones).

The product of its (nonzero) digits is 32256, while the sum is 36.

The spelling of 44121247290 in words is "forty-four billion, one hundred twenty-one million, two hundred forty-seven thousand, two hundred ninety".