74343054451 has 8 divisors (see below), whose sum is σ = 74409163920. Its totient is φ = 74276978688.

The previous prime is 74343054437. The next prime is 74343054469. The reversal of 74343054451 is 15445034347.

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 74343054451 - 2⁵ = 74343054419 is a prime.

It is a super-2 number, since 2×74343054451² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (74343054421) 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, 6306675 + ... + 6318451.

It is an arithmetic number, because the mean of its divisors is an integer number (9301145490).

Almost surely, 2^74343054451 is an apocalyptic number.

74343054451 is a deficient number, since it is larger than the sum of its proper divisors (66109469).

74343054451 is a wasteful number, since it uses less digits than its factorization.

74343054451 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16853.

The product of its (nonzero) digits is 403200, while the sum is 40.

Adding to 74343054451 its reverse (15445034347), we get a palindrome (89788088798).

The spelling of 74343054451 in words is "seventy-four billion, three hundred forty-three million, fifty-four thousand, four hundred fifty-one".