74310377481 has 96 divisors (see below), whose sum is σ = 120460861440. Its totient is φ = 45220744800.

The previous prime is 74310377473. The next prime is 74310377489. The reversal of 74310377481 is 18477301347.

It is a happy number.

74310377481 is a `hidden beast` number, since 74 + 31 + 0 + 3 + 77 + 481 = 666.

It is an interprime number because it is at equal distance from previous prime (74310377473) and next prime (74310377489).

It is not a de Polignac number, because 74310377481 - 2³ = 74310377473 is a prime.

It is a super-2 number, since 2×74310377481² (a number of 23 digits) contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (74310377489) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 100013596 + ... + 100014338.

It is an arithmetic number, because the mean of its divisors is an integer number (1254800640).

Almost surely, 2^74310377481 is an apocalyptic number.

It is an amenable number.

74310377481 is a deficient number, since it is larger than the sum of its proper divisors (46150483959).

74310377481 is a wasteful number, since it uses less digits than its factorization.

74310377481 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1152 (or 1127 counting only the distinct ones).

The product of its (nonzero) digits is 395136, while the sum is 45.

The spelling of 74310377481 in words is "seventy-four billion, three hundred ten million, three hundred seventy-seven thousand, four hundred eighty-one".