74173456011 has 16 divisors (see below), whose sum is σ = 99272515104. Its totient is φ = 49261810944.

The previous prime is 74173455989. The next prime is 74173456013. The reversal of 74173456011 is 11065437147.

It is a happy number.

It is not a de Polignac number, because 74173456011 - 2¹³ = 74173447819 is a prime.

It is not an unprimeable number, because it can be changed into a prime (74173456013) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2584935 + ... + 2613471.

It is an arithmetic number, because the mean of its divisors is an integer number (6204532194).

Almost surely, 2^74173456011 is an apocalyptic number.

74173456011 is a deficient number, since it is larger than the sum of its proper divisors (25099059093).

74173456011 is a wasteful number, since it uses less digits than its factorization.

74173456011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31790.

The product of its (nonzero) digits is 70560, while the sum is 39.

The spelling of 74173456011 in words is "seventy-four billion, one hundred seventy-three million, four hundred fifty-six thousand, eleven".