49734998661 has 16 divisors (see below), whose sum is σ = 69259924800. Its totient is φ = 31713746688.

The previous prime is 49734998659. The next prime is 49734998683. The reversal of 49734998661 is 16689943794.

It is not a de Polignac number, because 49734998661 - 2¹ = 49734998659 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 49734998592 and 49734998601.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49734998461) 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, 3790596 + ... + 3803693.

It is an arithmetic number, because the mean of its divisors is an integer number (4328745300).

Almost surely, 2^49734998661 is an apocalyptic number.

It is an amenable number.

49734998661 is a deficient number, since it is larger than the sum of its proper divisors (19524926139).

49734998661 is a wasteful number, since it uses less digits than its factorization.

49734998661 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7594388.

The product of its digits is 70543872, while the sum is 66.

The spelling of 49734998661 in words is "forty-nine billion, seven hundred thirty-four million, nine hundred ninety-eight thousand, six hundred sixty-one".