75471420344 has 16 divisors (see below), whose sum is σ = 143907370200. Its totient is φ = 37096121632.

The previous prime is 75471420341. The next prime is 75471420371. The reversal of 75471420344 is 44302417457.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (75471420341) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 79948067 + ... + 79949010.

Almost surely, 2^75471420344 is an apocalyptic number.

It is an amenable number.

75471420344 is a deficient number, since it is larger than the sum of its proper divisors (68435949856).

75471420344 is a wasteful number, since it uses less digits than its factorization.

75471420344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 159897142 (or 159897138 counting only the distinct ones).

The product of its (nonzero) digits is 376320, while the sum is 41.

The spelling of 75471420344 in words is "seventy-five billion, four hundred seventy-one million, four hundred twenty thousand, three hundred forty-four".