49400842504649 has 8 divisors (see below), whose sum is σ = 49457613627552. Its totient is φ = 49344073248960.

The previous prime is 49400842504627. The next prime is 49400842504679. The reversal of 49400842504649 is 94640524800494.

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 49400842504649 - 2¹² = 49400842500553 is a prime.

It is a super-2 number, since 2×49400842504649² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (49400842504609) 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, 56460194 + ... + 57328484.

It is an arithmetic number, because the mean of its divisors is an integer number (6182201703444).

Almost surely, 2^{49400842504649} is an apocalyptic number.

It is an amenable number.

49400842504649 is a deficient number, since it is larger than the sum of its proper divisors (56771122903).

49400842504649 is an equidigital number, since it uses as much as digits as its factorization.

49400842504649 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 933607.

The product of its (nonzero) digits is 39813120, while the sum is 59.

The spelling of 49400842504649 in words is "forty-nine trillion, four hundred billion, eight hundred forty-two million, five hundred four thousand, six hundred forty-nine".