74387536112 has 20 divisors (see below), whose sum is σ = 146100180240. Its totient is φ = 36684263808.

The previous prime is 74387536103. The next prime is 74387536121. The reversal of 74387536112 is 21163578347.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (74387536103) and next prime (74387536121).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 31842812 + ... + 31845147.

It is an arithmetic number, because the mean of its divisors is an integer number (7305009012).

Almost surely, 2^74387536112 is an apocalyptic number.

It is an amenable number.

74387536112 is a deficient number, since it is larger than the sum of its proper divisors (71712644128).

74387536112 is a wasteful number, since it uses less digits than its factorization.

74387536112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63688040 (or 63688034 counting only the distinct ones).

The product of its digits is 846720, while the sum is 47.

The spelling of 74387536112 in words is "seventy-four billion, three hundred eighty-seven million, five hundred thirty-six thousand, one hundred twelve".