50769491040 has 480 divisors, whose sum is σ = 183743816256. Its totient is φ = 13198049280.

The previous prime is 50769490969. The next prime is 50769491057. The reversal of 50769491040 is 4019496705.

50769491040 is a `hidden beast` number, since 50 + 76 + 9 + 491 + 0 + 40 = 666.

It is a tau number, because it is divible by the number of its divisors (480).

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 97445980 + ... + 97446500.

Almost surely, 2^50769491040 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 50769491040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (91871908128).

50769491040 is an abundant number, since it is smaller than the sum of its proper divisors (132974325216).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

50769491040 is a wasteful number, since it uses less digits than its factorization.

50769491040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 724 (or 707 counting only the distinct ones).

The product of its (nonzero) digits is 272160, while the sum is 45.

The spelling of 50769491040 in words is "fifty billion, seven hundred sixty-nine million, four hundred ninety-one thousand, forty".