44073052157 has 4 divisors (see below), whose sum is σ = 45989271840. Its totient is φ = 42156832476.

The previous prime is 44073052141. The next prime is 44073052181. The reversal of 44073052157 is 75125037044.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 44073052157 - 2⁴ = 44073052141 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 44073052157.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44073052117) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 958109807 + ... + 958109852.

It is an arithmetic number, because the mean of its divisors is an integer number (11497317960).

Almost surely, 2^44073052157 is an apocalyptic number.

It is an amenable number.

44073052157 is a deficient number, since it is larger than the sum of its proper divisors (1916219683).

44073052157 is a wasteful number, since it uses less digits than its factorization.

44073052157 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1916219682.

The product of its (nonzero) digits is 117600, while the sum is 38.

The spelling of 44073052157 in words is "forty-four billion, seventy-three million, fifty-two thousand, one hundred fifty-seven".