74154045147 has 64 divisors (see below), whose sum is σ = 122397327360. Its totient is φ = 38887185024.

The previous prime is 74154045109. The next prime is 74154045151.

74154045147 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 74154045147 - 2⁶ = 74154045083 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 74154045099 and 74154045108.

It is not an unprimeable number, because it can be changed into a prime (74154045047) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 42156054 + ... + 42157812.

It is an arithmetic number, because the mean of its divisors is an integer number (1912458240).

Almost surely, 2^74154045147 is an apocalyptic number.

74154045147 is a deficient number, since it is larger than the sum of its proper divisors (48243282213).

74154045147 is a wasteful number, since it uses less digits than its factorization.

74154045147 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2592.

The product of its (nonzero) digits is 313600, while the sum is 42.

It can be divided in two parts, 741540 and 45147, that added together give a palindrome (786687).

The spelling of 74154045147 in words is "seventy-four billion, one hundred fifty-four million, forty-five thousand, one hundred forty-seven".