51140262334406 has 16 divisors (see below), whose sum is σ = 87669381910560. Its totient is φ = 21917165094720.

The previous prime is 51140262334387. The next prime is 51140262334423. The reversal of 51140262334406 is 60443326204115.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3933455 + ... + 10851386.

It is an arithmetic number, because the mean of its divisors is an integer number (5479336369410).

Almost surely, 2^{51140262334406} is an apocalyptic number.

51140262334406 is a deficient number, since it is larger than the sum of its proper divisors (36529119576154).

51140262334406 is a wasteful number, since it uses less digits than its factorization.

51140262334406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15031919.

The product of its (nonzero) digits is 414720, while the sum is 41.

The spelling of 51140262334406 in words is "fifty-one trillion, one hundred forty billion, two hundred sixty-two million, three hundred thirty-four thousand, four hundred six".