74170222534 has 4 divisors (see below), whose sum is σ = 111255333804. Its totient is φ = 37085111266.

The previous prime is 74170222519. The next prime is 74170222541. The reversal of 74170222534 is 43522207147.

It is a semiprime because it is the product of two primes.

It is a junction number, because it is equal to n+sod(n) for n = 74170222493 and 74170222502.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18542555632 + ... + 18542555635.

It is an arithmetic number, because the mean of its divisors is an integer number (27813833451).

Almost surely, 2^74170222534 is an apocalyptic number.

74170222534 is a deficient number, since it is larger than the sum of its proper divisors (37085111270).

74170222534 is a wasteful number, since it uses less digits than its factorization.

74170222534 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37085111269.

The product of its (nonzero) digits is 94080, while the sum is 37.

The spelling of 74170222534 in words is "seventy-four billion, one hundred seventy million, two hundred twenty-two thousand, five hundred thirty-four".