74470032135 has 24 divisors (see below), whose sum is σ = 129087738000. Its totient is φ = 39715396992.

The previous prime is 74470032113. The next prime is 74470032157. The reversal of 74470032135 is 53123007447.

It is an interprime number because it is at equal distance from previous prime (74470032113) and next prime (74470032157).

It is not a de Polignac number, because 74470032135 - 2⁵ = 74470032103 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 74470032135.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1756507 + ... + 1798403.

It is an arithmetic number, because the mean of its divisors is an integer number (5378655750).

Almost surely, 2^74470032135 is an apocalyptic number.

74470032135 is a deficient number, since it is larger than the sum of its proper divisors (54617705865).

74470032135 is a wasteful number, since it uses less digits than its factorization.

74470032135 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81407 (or 81404 counting only the distinct ones).

The product of its (nonzero) digits is 70560, while the sum is 36.

The spelling of 74470032135 in words is "seventy-four billion, four hundred seventy million, thirty-two thousand, one hundred thirty-five".