51141555242 has 8 divisors (see below), whose sum is σ = 78496340736. Its totient is φ = 24976108332.

The previous prime is 51141555169. The next prime is 51141555253. The reversal of 51141555242 is 24255514115.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 297334538 + ... + 297334709.

It is an arithmetic number, because the mean of its divisors is an integer number (9812042592).

Almost surely, 2^51141555242 is an apocalyptic number.

51141555242 is a deficient number, since it is larger than the sum of its proper divisors (27354785494).

51141555242 is a wasteful number, since it uses less digits than its factorization.

51141555242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 594669292.

The product of its digits is 40000, while the sum is 35.

The spelling of 51141555242 in words is "fifty-one billion, one hundred forty-one million, five hundred fifty-five thousand, two hundred forty-two".