51033154137 has 8 divisors (see below), whose sum is σ = 77764806336. Its totient is φ = 29161802352.

The previous prime is 51033154103. The next prime is 51033154171. The reversal of 51033154137 is 73145133015.

It is an interprime number because it is at equal distance from previous prime (51033154103) and next prime (51033154171).

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

It is not a de Polignac number, because 51033154137 - 2¹⁵ = 51033121369 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 51033154098 and 51033154107.

It is not an unprimeable number, because it can be changed into a prime (51033154037) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1215075078 + ... + 1215075119.

It is an arithmetic number, because the mean of its divisors is an integer number (9720600792).

Almost surely, 2^51033154137 is an apocalyptic number.

It is an amenable number.

51033154137 is a deficient number, since it is larger than the sum of its proper divisors (26731652199).

51033154137 is a wasteful number, since it uses less digits than its factorization.

51033154137 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2430150207.

The product of its (nonzero) digits is 18900, while the sum is 33.

The spelling of 51033154137 in words is "fifty-one billion, thirty-three million, one hundred fifty-four thousand, one hundred thirty-seven".