75114975545 has 8 divisors (see below), whose sum is σ = 90197634240. Its totient is φ = 60052204720.

The previous prime is 75114975539. The next prime is 75114975553. The reversal of 75114975545 is 54557941157.

It is a happy number.

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

It is a de Polignac number, because none of the positive numbers 2^k-75114975545 is a prime.

It is a super-2 number, since 2×75114975545² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4963655 + ... + 4978764.

It is an arithmetic number, because the mean of its divisors is an integer number (11274704280).

Almost surely, 2^75114975545 is an apocalyptic number.

It is an amenable number.

75114975545 is a deficient number, since it is larger than the sum of its proper divisors (15082658695).

75114975545 is a wasteful number, since it uses less digits than its factorization.

75114975545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9943935.

The product of its digits is 4410000, while the sum is 53.

The spelling of 75114975545 in words is "seventy-five billion, one hundred fourteen million, nine hundred seventy-five thousand, five hundred forty-five".