49200551639 has 8 divisors (see below), whose sum is σ = 50834423808. Its totient is φ = 47569601880.

The previous prime is 49200551633. The next prime is 49200551671. The reversal of 49200551639 is 93615500294.

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

It is a cyclic number.

It is not a de Polignac number, because 49200551639 - 2²⁸ = 48932116183 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 49200551639.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49200551633) 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, 696347 + ... + 763740.

It is an arithmetic number, because the mean of its divisors is an integer number (6354302976).

Almost surely, 2^49200551639 is an apocalyptic number.

49200551639 is a deficient number, since it is larger than the sum of its proper divisors (1633872169).

49200551639 is a wasteful number, since it uses less digits than its factorization.

49200551639 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1461205.

The product of its (nonzero) digits is 291600, while the sum is 44.

The spelling of 49200551639 in words is "forty-nine billion, two hundred million, five hundred fifty-one thousand, six hundred thirty-nine".