75480387137 has 8 divisors (see below), whose sum is σ = 76385904000. Its totient is φ = 74577469824.

The previous prime is 75480387121. The next prime is 75480387161. The reversal of 75480387137 is 73178308457.

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

It is a cyclic number.

It is not a de Polignac number, because 75480387137 - 2⁴ = 75480387121 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (75480387187) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 591437 + ... + 707642.

It is an arithmetic number, because the mean of its divisors is an integer number (9548238000).

Almost surely, 2^75480387137 is an apocalyptic number.

It is an amenable number.

75480387137 is a deficient number, since it is larger than the sum of its proper divisors (905516863).

75480387137 is a wasteful number, since it uses less digits than its factorization.

75480387137 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1299775.

The product of its (nonzero) digits is 3951360, while the sum is 53.

The spelling of 75480387137 in words is "seventy-five billion, four hundred eighty million, three hundred eighty-seven thousand, one hundred thirty-seven".