51267366200736 has 96 divisors (see below), whose sum is σ = 170891220689280. Its totient is φ = 14647818912768.

The previous prime is 51267366200657. The next prime is 51267366200737. The reversal of 51267366200736 is 63700266376215.

51267366200736 is a `hidden beast` number, since 5 + 1 + 2 + 6 + 7 + 3 + 6 + 620 + 0 + 7 + 3 + 6 = 666.

It is a tau number, because it is divible by the number of its divisors (96).

It is a Harshad number since it is a multiple of its sum of digits (54).

It is not an unprimeable number, because it can be changed into a prime (51267366200737) 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, 4238367481 + ... + 4238379576.

It is an arithmetic number, because the mean of its divisors is an integer number (1780116882180).

Almost surely, 2^{51267366200736} is an apocalyptic number.

51267366200736 is a gapful number since it is divisible by the number (56) formed by its first and last digit.

It is an amenable number.

51267366200736 is an abundant number, since it is smaller than the sum of its proper divisors (119623854488544).

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

51267366200736 is a wasteful number, since it uses less digits than its factorization.

51267366200736 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8476747083 (or 8476747069 counting only the distinct ones).

The product of its (nonzero) digits is 11430720, while the sum is 54.

The spelling of 51267366200736 in words is "fifty-one trillion, two hundred sixty-seven billion, three hundred sixty-six million, two hundred thousand, seven hundred thirty-six".