44136352505 has 16 divisors (see below), whose sum is σ = 60536367360. Its totient is φ = 30261671232.

The previous prime is 44136352487. The next prime is 44136352609. The reversal of 44136352505 is 50525363144.

It is a cyclic number.

It is not a de Polignac number, because 44136352505 - 2¹⁰ = 44136351481 is a prime.

It is a super-2 number, since 2×44136352505² (a number of 22 digits) contains 22 as substring.

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, 288476 + ... + 414114.

It is an arithmetic number, because the mean of its divisors is an integer number (3783522960).

Almost surely, 2^44136352505 is an apocalyptic number.

It is an amenable number.

44136352505 is a deficient number, since it is larger than the sum of its proper divisors (16400014855).

44136352505 is a wasteful number, since it uses less digits than its factorization.

44136352505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 135688.

The product of its (nonzero) digits is 216000, while the sum is 38.

The spelling of 44136352505 in words is "forty-four billion, one hundred thirty-six million, three hundred fifty-two thousand, five hundred five".