74072123085 has 8 divisors (see below), whose sum is σ = 118515396960. Its totient is φ = 39505132304.

The previous prime is 74072123077. The next prime is 74072123117. The reversal of 74072123085 is 58032127047.

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 74072123085 - 2³ = 74072123077 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2469070755 + ... + 2469070784.

It is an arithmetic number, because the mean of its divisors is an integer number (14814424620).

Almost surely, 2^74072123085 is an apocalyptic number.

It is an amenable number.

74072123085 is a deficient number, since it is larger than the sum of its proper divisors (44443273875).

74072123085 is a wasteful number, since it uses less digits than its factorization.

74072123085 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4938141547.

The product of its (nonzero) digits is 94080, while the sum is 39.

The spelling of 74072123085 in words is "seventy-four billion, seventy-two million, one hundred twenty-three thousand, eighty-five".