75504373053631 has 2 divisors, whose sum is σ = 75504373053632. Its totient is φ = 75504373053630.

The previous prime is 75504373053583. The next prime is 75504373053647. The reversal of 75504373053631 is 13635037340557.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 75504373053631 - 2³¹ = 75502225569983 is a prime.

It is a super-2 number, since 2×75504373053631² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (75504373053671) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37752186526815 + 37752186526816.

It is an arithmetic number, because the mean of its divisors is an integer number (37752186526816).

Almost surely, 2^{75504373053631} is an apocalyptic number.

75504373053631 is a deficient number, since it is larger than the sum of its proper divisors (1).

75504373053631 is an equidigital number, since it uses as much as digits as its factorization.

75504373053631 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 11907000, while the sum is 52.

The spelling of 75504373053631 in words is "seventy-five trillion, five hundred four billion, three hundred seventy-three million, fifty-three thousand, six hundred thirty-one".