50429772644 has 12 divisors (see below), whose sum is σ = 88267758768. Its totient is φ = 25210413000.

The previous prime is 50429772641. The next prime is 50429772647. The reversal of 50429772644 is 44627792405.

It is an interprime number because it is at equal distance from previous prime (50429772641) and next prime (50429772647).

It is a junction number, because it is equal to n+sod(n) for n = 50429772592 and 50429772601.

It is not an unprimeable number, because it can be changed into a prime (50429772641) 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, 1092902 + ... + 1138109.

It is an arithmetic number, because the mean of its divisors is an integer number (7355646564).

Almost surely, 2^50429772644 is an apocalyptic number.

It is an amenable number.

50429772644 is a deficient number, since it is larger than the sum of its proper divisors (37837986124).

50429772644 is a wasteful number, since it uses less digits than its factorization.

50429772644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2236666 (or 2236664 counting only the distinct ones).

The product of its (nonzero) digits is 3386880, while the sum is 50.

The spelling of 50429772644 in words is "fifty billion, four hundred twenty-nine million, seven hundred seventy-two thousand, six hundred forty-four".