74254135043 has 16 divisors (see below), whose sum is σ = 81833856000. Its totient is φ = 66816161280.

The previous prime is 74254135037. The next prime is 74254135051. The reversal of 74254135043 is 34053145247.

It is not a de Polignac number, because 74254135043 - 2⁴ = 74254135027 is a prime.

It is a super-2 number, since 2×74254135043² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 74254134988 and 74254135006.

It is not an unprimeable number, because it can be changed into a prime (74254135003) 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, 334598 + ... + 510356.

It is an arithmetic number, because the mean of its divisors is an integer number (5114616000).

Almost surely, 2^74254135043 is an apocalyptic number.

74254135043 is a deficient number, since it is larger than the sum of its proper divisors (7579720957).

74254135043 is a wasteful number, since it uses less digits than its factorization.

74254135043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 176162.

The product of its (nonzero) digits is 201600, while the sum is 38.

The spelling of 74254135043 in words is "seventy-four billion, two hundred fifty-four million, one hundred thirty-five thousand, forty-three".