75740140802 has 8 divisors (see below), whose sum is σ = 114886730700. Its totient is φ = 37444563904.

The previous prime is 75740140771. The next prime is 75740140807. The reversal of 75740140802 is 20804104757.

It can be written as a sum of positive squares in 2 ways, for example, as 67427989561 + 8312151241 = 259669^2 + 91171^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (75740140807) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 212753027 + ... + 212753382.

Almost surely, 2^75740140802 is an apocalyptic number.

75740140802 is a deficient number, since it is larger than the sum of its proper divisors (39146589898).

75740140802 is a wasteful number, since it uses less digits than its factorization.

75740140802 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 425506500.

The product of its (nonzero) digits is 62720, while the sum is 38.

The spelling of 75740140802 in words is "seventy-five billion, seven hundred forty million, one hundred forty thousand, eight hundred two".