75422219944979 has 8 divisors (see below), whose sum is σ = 75690948980592. Its totient is φ = 75153506539680.

The previous prime is 75422219944969. The next prime is 75422219944991. The reversal of 75422219944979 is 97944991222457.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 75422219944979 - 2⁴⁴ = 57830033900563 is a prime.

It is a super-2 number, since 2×75422219944979² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (75422219944949) by changing a digit.

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 in 7 ways as a sum of consecutive naturals, for example, 5803289 + ... + 13583909.

It is an arithmetic number, because the mean of its divisors is an integer number (9461368622574).

Almost surely, 2^{75422219944979} is an apocalyptic number.

75422219944979 is a deficient number, since it is larger than the sum of its proper divisors (268729035613).

75422219944979 is a wasteful number, since it uses less digits than its factorization.

75422219944979 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7815157.

The product of its digits is 823011840, while the sum is 74.

The spelling of 75422219944979 in words is "seventy-five trillion, four hundred twenty-two billion, two hundred nineteen million, nine hundred forty-four thousand, nine hundred seventy-nine".