49348034864521 has 4 divisors (see below), whose sum is σ = 49827141999232. Its totient is φ = 48868927729812.

The previous prime is 49348034864489. The next prime is 49348034864621. The reversal of 49348034864521 is 12546843084394.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 49348034864521 - 2⁵ = 49348034864489 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 49348034864521.

It is not an unprimeable number, because it can be changed into a prime (49348034864621) 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, 239553567201 + ... + 239553567406.

It is an arithmetic number, because the mean of its divisors is an integer number (12456785499808).

Almost surely, 2^{49348034864521} is an apocalyptic number.

It is an amenable number.

49348034864521 is a deficient number, since it is larger than the sum of its proper divisors (479107134711).

49348034864521 is a wasteful number, since it uses less digits than its factorization.

49348034864521 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 479107134710.

The product of its (nonzero) digits is 79626240, while the sum is 61.

The spelling of 49348034864521 in words is "forty-nine trillion, three hundred forty-eight billion, thirty-four million, eight hundred sixty-four thousand, five hundred twenty-one".