51741077136 has 40 divisors (see below), whose sum is σ = 152759371584. Its totient is φ = 14783164800.

The previous prime is 51741077111. The next prime is 51741077137. The reversal of 51741077136 is 63177014715.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is not an unprimeable number, because it can be changed into a prime (51741077137) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 76995315 + ... + 76995986.

Almost surely, 2^51741077136 is an apocalyptic number.

51741077136 is a gapful number since it is divisible by the number (56) formed by its first and last digit.

It is an amenable number.

51741077136 is an abundant number, since it is smaller than the sum of its proper divisors (101018294448).

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

51741077136 is a wasteful number, since it uses less digits than its factorization.

51741077136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 153991319 (or 153991313 counting only the distinct ones).

The product of its (nonzero) digits is 123480, while the sum is 42.

The spelling of 51741077136 in words is "fifty-one billion, seven hundred forty-one million, seventy-seven thousand, one hundred thirty-six".