49019352613 has 32 divisors (see below), whose sum is σ = 65213015040. Its totient is φ = 35690751360.

The previous prime is 49019352611. The next prime is 49019352617. The reversal of 49019352613 is 31625391094.

It is a happy number.

It is not a de Polignac number, because 49019352613 - 2¹ = 49019352611 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 49019352613.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49019352611) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 122695 + ... + 336292.

It is an arithmetic number, because the mean of its divisors is an integer number (2037906720).

Almost surely, 2^49019352613 is an apocalyptic number.

It is an amenable number.

49019352613 is a deficient number, since it is larger than the sum of its proper divisors (16193662427).

49019352613 is a wasteful number, since it uses less digits than its factorization.

49019352613 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 459097.

The product of its (nonzero) digits is 174960, while the sum is 43.

The spelling of 49019352613 in words is "forty-nine billion, nineteen million, three hundred fifty-two thousand, six hundred thirteen".