74221535051 has 8 divisors (see below), whose sum is σ = 74337882624. Its totient is φ = 74105269480.

The previous prime is 74221535029. The next prime is 74221535053. The reversal of 74221535051 is 15053512247.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-74221535051 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (74221535053) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1934666 + ... + 1972656.

It is an arithmetic number, because the mean of its divisors is an integer number (9292235328).

Almost surely, 2^74221535051 is an apocalyptic number.

74221535051 is a deficient number, since it is larger than the sum of its proper divisors (116347573).

74221535051 is a wasteful number, since it uses less digits than its factorization.

74221535051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41001.

The product of its (nonzero) digits is 42000, while the sum is 35.

The spelling of 74221535051 in words is "seventy-four billion, two hundred twenty-one million, five hundred thirty-five thousand, fifty-one".