75764620140 has 96 divisors (see below), whose sum is σ = 231576226560. Its totient is φ = 18355296000.

The previous prime is 75764620121. The next prime is 75764620159. The reversal of 75764620140 is 4102646757.

It is an interprime number because it is at equal distance from previous prime (75764620121) and next prime (75764620159).

It is a junction number, because it is equal to n+sod(n) for n = 75764620092 and 75764620101.

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, 1005790 + ... + 1078490.

It is an arithmetic number, because the mean of its divisors is an integer number (2412252360).

Almost surely, 2^75764620140 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 75764620140, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (115788113280).

75764620140 is an abundant number, since it is smaller than the sum of its proper divisors (155811606420).

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

75764620140 is a wasteful number, since it uses less digits than its factorization.

75764620140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74303 (or 74301 counting only the distinct ones).

The product of its (nonzero) digits is 282240, while the sum is 42.

The spelling of 75764620140 in words is "seventy-five billion, seven hundred sixty-four million, six hundred twenty thousand, one hundred forty".