51140101331542 has 32 divisors (see below), whose sum is σ = 77350968589824. Its totient is φ = 25357512088800.

The previous prime is 51140101331507. The next prime is 51140101331563. The reversal of 51140101331542 is 24513310104115.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 145604713 + ... + 145955515.

It is an arithmetic number, because the mean of its divisors is an integer number (2417217768432).

Almost surely, 2^{51140101331542} is an apocalyptic number.

51140101331542 is a deficient number, since it is larger than the sum of its proper divisors (26210867258282).

51140101331542 is a wasteful number, since it uses less digits than its factorization.

51140101331542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 352324.

The product of its (nonzero) digits is 7200, while the sum is 31.

Adding to 51140101331542 its reverse (24513310104115), we get a palindrome (75653411435657).

The spelling of 51140101331542 in words is "fifty-one trillion, one hundred forty billion, one hundred one million, three hundred thirty-one thousand, five hundred forty-two".