75154932736 has 99 divisors (see below), whose sum is σ = 162929333541. Its totient is φ = 34634256384.

The previous prime is 75154932707. The next prime is 75154932757. The reversal of 75154932736 is 63723945157.

The square root of 75154932736 is 274144.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 11117593600 + 64037339136 = 105440^2 + 253056^2 .

It is a Harshad number since it is a multiple of its sum of digits (52).

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 114043575 + ... + 114044233.

Almost surely, 2^75154932736 is an apocalyptic number.

75154932736 is the 274144-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 75154932736

75154932736 is an abundant number, since it is smaller than the sum of its proper divisors (87774400805).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

75154932736 is an frugal number, since it uses more digits than its factorization.

75154932736 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1364 (or 674 counting only the distinct ones).

The product of its digits is 4762800, while the sum is 52.

The spelling of 75154932736 in words is "seventy-five billion, one hundred fifty-four million, nine hundred thirty-two thousand, seven hundred thirty-six".