49906965554 has 8 divisors (see below), whose sum is σ = 74957294700. Its totient is φ = 24921200656.

The previous prime is 49906965551. The next prime is 49906965571. The reversal of 49906965554 is 45556960994.

It can be written as a sum of positive squares in 2 ways, for example, as 44172689929 + 5734275625 = 210173^2 + 75725^2 .

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

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (49906965551) 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, 16139129 + ... + 16142220.

Almost surely, 2^49906965554 is an apocalyptic number.

49906965554 is a deficient number, since it is larger than the sum of its proper divisors (25050329146).

49906965554 is a wasteful number, since it uses less digits than its factorization.

49906965554 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32282124.

The product of its (nonzero) digits is 52488000, while the sum is 62.

The spelling of 49906965554 in words is "forty-nine billion, nine hundred six million, nine hundred sixty-five thousand, five hundred fifty-four".