73954045937 has 4 divisors (see below), whose sum is σ = 73957256676. Its totient is φ = 73950835200.

The previous prime is 73954045903. The next prime is 73954045961.

73954045937 is nontrivially palindromic in base 10.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 52365914896 + 21588131041 = 228836^2 + 146929^2 .

It is a cyclic number.

It is not a de Polignac number, because 73954045937 - 2⁸ = 73954045681 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (73954045967) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1570568 + ... + 1616969.

It is an arithmetic number, because the mean of its divisors is an integer number (18489314169).

Almost surely, 2^73954045937 is an apocalyptic number.

It is an amenable number.

73954045937 is a deficient number, since it is larger than the sum of its proper divisors (3210739).

73954045937 is a wasteful number, since it uses less digits than its factorization.

73954045937 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3210738.

The product of its (nonzero) digits is 14288400, while the sum is 56.

The spelling of 73954045937 in words is "seventy-three billion, nine hundred fifty-four million, forty-five thousand, nine hundred thirty-seven".