51113403370 has 8 divisors (see below), whose sum is σ = 92004126084. Its totient is φ = 20445361344.

The previous prime is 51113403359. The next prime is 51113403373. The reversal of 51113403370 is 7330431115.

It can be written as a sum of positive squares in 2 ways, for example, as 40985597601 + 10127805769 = 202449^2 + 100637^2 .

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

It is a super-2 number, since 2×51113403370² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (51113403373) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2555670159 + ... + 2555670178.

Almost surely, 2^51113403370 is an apocalyptic number.

51113403370 is a deficient number, since it is larger than the sum of its proper divisors (40890722714).

51113403370 is a wasteful number, since it uses less digits than its factorization.

51113403370 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5111340344.

The product of its (nonzero) digits is 3780, while the sum is 28.

Adding to 51113403370 its reverse (7330431115), we get a palindrome (58443834485).

The spelling of 51113403370 in words is "fifty-one billion, one hundred thirteen million, four hundred three thousand, three hundred seventy".