51401627 has 8 divisors (see below), whose sum is σ = 53588352. Its totient is φ = 49248000.

The previous prime is 51401611. The next prime is 51401629. The reversal of 51401627 is 72610415.

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

It is a cyclic number.

It is not a de Polignac number, because 51401627 - 2⁴ = 51401611 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 51401596 and 51401605.

It is not an unprimeable number, because it can be changed into a prime (51401629) 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, 5078 + ... + 11339.

It is an arithmetic number, because the mean of its divisors is an integer number (6698544).

Almost surely, 2^51401627 is an apocalyptic number.

51401627 is a deficient number, since it is larger than the sum of its proper divisors (2186725).

51401627 is a wasteful number, since it uses less digits than its factorization.

51401627 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16549.

The product of its (nonzero) digits is 1680, while the sum is 26.

The square root of 51401627 is about 7169.4927993548. The cubic root of 51401627 is about 371.8139003448.

The spelling of 51401627 in words is "fifty-one million, four hundred one thousand, six hundred twenty-seven".