75201949996742 has 16 divisors (see below), whose sum is σ = 112845294679392. Its totient is φ = 37586852582400.

The previous prime is 75201949996741. The next prime is 75201949996751. The reversal of 75201949996742 is 24769994910257.

It is a super-2 number, since 2×75201949996742² (a number of 29 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 75201949996742.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (75201949996741) 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, 204193028 + ... + 204560984.

It is an arithmetic number, because the mean of its divisors is an integer number (7052830917462).

Almost surely, 2^{75201949996742} is an apocalyptic number.

75201949996742 is a deficient number, since it is larger than the sum of its proper divisors (37643344682650).

75201949996742 is a wasteful number, since it uses less digits than its factorization.

75201949996742 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 406063.

The product of its (nonzero) digits is 617258880, while the sum is 74.

The spelling of 75201949996742 in words is "seventy-five trillion, two hundred one billion, nine hundred forty-nine million, nine hundred ninety-six thousand, seven hundred forty-two".