44621422412642 has 4 divisors (see below), whose sum is σ = 66932133618966. Its totient is φ = 22310711206320.

The previous prime is 44621422412627. The next prime is 44621422412657. The reversal of 44621422412642 is 24621422412644.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (44621422412627) and next prime (44621422412657).

It can be written as a sum of positive squares in only one way, i.e., 43324053574201 + 1297368838441 = 6582101^2 + 1139021^2 .

It is a super-3 number, since 3×44621422412642³ (a number of 42 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 44621422412593 and 44621422412602.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11155355603159 + ... + 11155355603162.

Almost surely, 2^{44621422412642} is an apocalyptic number.

44621422412642 is a deficient number, since it is larger than the sum of its proper divisors (22310711206324).

44621422412642 is a wasteful number, since it uses less digits than its factorization.

44621422412642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22310711206323.

The product of its digits is 1179648, while the sum is 44.

The spelling of 44621422412642 in words is "forty-four trillion, six hundred twenty-one billion, four hundred twenty-two million, four hundred twelve thousand, six hundred forty-two".