41951540737 has 4 divisors (see below), whose sum is σ = 43398145620. Its totient is φ = 40504935856.

The previous prime is 41951540693. The next prime is 41951540773. The reversal of 41951540737 is 73704515914.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 73704515914 = 2 ⋅36852257957.

It can be written as a sum of positive squares in 2 ways, for example, as 24779797056 + 17171743681 = 157416^2 + 131041^2 .

It is a cyclic number.

It is not a de Polignac number, because 41951540737 - 2³⁵ = 7591802369 is a prime.

It is not an unprimeable number, because it can be changed into a prime (41951543737) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 723302398 + ... + 723302455.

It is an arithmetic number, because the mean of its divisors is an integer number (10849536405).

Almost surely, 2^41951540737 is an apocalyptic number.

It is an amenable number.

41951540737 is a deficient number, since it is larger than the sum of its proper divisors (1446604883).

41951540737 is a wasteful number, since it uses less digits than its factorization.

41951540737 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1446604882.

The product of its (nonzero) digits is 529200, while the sum is 46.

The spelling of 41951540737 in words is "forty-one billion, nine hundred fifty-one million, five hundred forty thousand, seven hundred thirty-seven".