74256841051 has 4 divisors (see below), whose sum is σ = 74284234704. Its totient is φ = 74229447400.

The previous prime is 74256841033. The next prime is 74256841091. The reversal of 74256841051 is 15014865247.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 15014865247 = 599 ⋅25066553.

It is a cyclic number.

It is not a de Polignac number, because 74256841051 - 2¹⁷ = 74256709979 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 74256840989 and 74256841007.

It is not an unprimeable number, because it can be changed into a prime (74256841091) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13692760 + ... + 13698181.

It is an arithmetic number, because the mean of its divisors is an integer number (18571058676).

Almost surely, 2^74256841051 is an apocalyptic number.

74256841051 is a deficient number, since it is larger than the sum of its proper divisors (27393653).

74256841051 is a wasteful number, since it uses less digits than its factorization.

74256841051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27393652.

The product of its (nonzero) digits is 268800, while the sum is 43.

The spelling of 74256841051 in words is "seventy-four billion, two hundred fifty-six million, eight hundred forty-one thousand, fifty-one".