75549380101 has 8 divisors (see below), whose sum is σ = 81364801784. Its totient is φ = 69734520000.

The previous prime is 75549380089. The next prime is 75549380113. The reversal of 75549380101 is 10108394557.

It is an interprime number because it is at equal distance from previous prime (75549380089) and next prime (75549380113).

It can be written as a sum of positive squares in 4 ways, for example, as 6280404001 + 69268976100 = 79249^2 + 263190^2 .

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 75549380101 - 2⁹ = 75549379589 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (75549380141) 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, 163375 + ... + 421651.

It is an arithmetic number, because the mean of its divisors is an integer number (10170600223).

Almost surely, 2^75549380101 is an apocalyptic number.

It is an amenable number.

75549380101 is a deficient number, since it is larger than the sum of its proper divisors (5815421683).

75549380101 is a wasteful number, since it uses less digits than its factorization.

75549380101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 280791.

The product of its (nonzero) digits is 151200, while the sum is 43.

The spelling of 75549380101 in words is "seventy-five billion, five hundred forty-nine million, three hundred eighty thousand, one hundred one".