49549213398 has 32 divisors (see below), whose sum is σ = 103497071616. Its totient is φ = 15784547328.

The previous prime is 49549213397. The next prime is 49549213409. The reversal of 49549213398 is 89331294594.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49549213391) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3411 + ... + 314817.

It is an arithmetic number, because the mean of its divisors is an integer number (3234283488).

Almost surely, 2^49549213398 is an apocalyptic number.

49549213398 is an abundant number, since it is smaller than the sum of its proper divisors (53947858218).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

49549213398 is a wasteful number, since it uses less digits than its factorization.

49549213398 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 312588.

The product of its digits is 8398080, while the sum is 57.

The spelling of 49549213398 in words is "forty-nine billion, five hundred forty-nine million, two hundred thirteen thousand, three hundred ninety-eight".