75140214786 has 128 divisors (see below), whose sum is σ = 207433820160. Its totient is φ = 19631854656.

The previous prime is 75140214769. The next prime is 75140214797. The reversal of 75140214786 is 68741204157.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 454345 + ... + 597251.

It is an arithmetic number, because the mean of its divisors is an integer number (1620576720).

Almost surely, 2^75140214786 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 75140214786, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (103716910080).

75140214786 is an abundant number, since it is smaller than the sum of its proper divisors (132293605374).

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

75140214786 is a wasteful number, since it uses less digits than its factorization.

75140214786 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 143045 (or 143039 counting only the distinct ones).

The product of its (nonzero) digits is 376320, while the sum is 45.

The spelling of 75140214786 in words is "seventy-five billion, one hundred forty million, two hundred fourteen thousand, seven hundred eighty-six".