74463640062 has 32 divisors (see below), whose sum is σ = 170508229632. Its totient is φ = 21237122784.

The previous prime is 74463640061. The next prime is 74463640079. The reversal of 74463640062 is 26004636447.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a junction number, because it is equal to n+sod(n) for n = 74463639996 and 74463640023.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (74463640061) 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, 1568118 + ... + 1614905.

It is an arithmetic number, because the mean of its divisors is an integer number (5328382176).

Almost surely, 2^74463640062 is an apocalyptic number.

74463640062 is an abundant number, since it is smaller than the sum of its proper divisors (96044589570).

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

74463640062 is a wasteful number, since it uses less digits than its factorization.

74463640062 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3183592.

The product of its (nonzero) digits is 580608, while the sum is 42.

The spelling of 74463640062 in words is "seventy-four billion, four hundred sixty-three million, six hundred forty thousand, sixty-two".