74426253570500 has 96 divisors (see below), whose sum is σ = 175098445441920. Its totient is φ = 27472943702400.

The previous prime is 74426253570499. The next prime is 74426253570547. The reversal of 74426253570500 is 507535262447.

It is a Harshad number since it is a multiple of its sum of digits (50).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 22218839 + ... + 25348161.

It is an arithmetic number, because the mean of its divisors is an integer number (1823942140020).

Almost surely, 2^{74426253570500} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 74426253570500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (87549222720960).

74426253570500 is an abundant number, since it is smaller than the sum of its proper divisors (100672191871420).

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

74426253570500 is a wasteful number, since it uses less digits than its factorization.

74426253570500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3133014 (or 3133002 counting only the distinct ones).

The product of its (nonzero) digits is 7056000, while the sum is 50.

The spelling of 74426253570500 in words is "seventy-four trillion, four hundred twenty-six billion, two hundred fifty-three million, five hundred seventy thousand, five hundred".