12354174534 has 16 divisors (see below), whose sum is σ = 26608991472. Its totient is φ = 3801284448.

The previous prime is 12354174523. The next prime is 12354174583. The reversal of 12354174534 is 43547145321.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a junction number, because it is equal to n+sod(n) for n = 12354174492 and 12354174501.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 79193349 + ... + 79193504.

It is an arithmetic number, because the mean of its divisors is an integer number (1663061967).

Almost surely, 2^12354174534 is an apocalyptic number.

12354174534 is an abundant number, since it is smaller than the sum of its proper divisors (14254816938).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12354174534 is a wasteful number, since it uses less digits than its factorization.

12354174534 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 158386871.

The product of its digits is 201600, while the sum is 39.

The spelling of 12354174534 in words is "twelve billion, three hundred fifty-four million, one hundred seventy-four thousand, five hundred thirty-four".