50440403501 has 8 divisors (see below), whose sum is σ = 53106023520. Its totient is φ = 47775869712.

The previous prime is 50440403491. The next prime is 50440403543. The reversal of 50440403501 is 10530404405.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-50440403501 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50440403551) 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, 175355 + ... + 362808.

It is an arithmetic number, because the mean of its divisors is an integer number (6638252940).

Almost surely, 2^50440403501 is an apocalyptic number.

It is an amenable number.

50440403501 is a deficient number, since it is larger than the sum of its proper divisors (2665620019).

50440403501 is a wasteful number, since it uses less digits than its factorization.

50440403501 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 543115.

The product of its (nonzero) digits is 4800, while the sum is 26.

Adding to 50440403501 its reverse (10530404405), we get a palindrome (60970807906).

The spelling of 50440403501 in words is "fifty billion, four hundred forty million, four hundred three thousand, five hundred one".