5420447637 has 32 divisors (see below), whose sum is σ = 8391942144. Its totient is φ = 3075628800.

The previous prime is 5420447609. The next prime is 5420447657. The reversal of 5420447637 is 7367440245.

It is not a de Polignac number, because 5420447637 - 2⁶ = 5420447573 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5420447657) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 81858 + ... + 132444.

It is an arithmetic number, because the mean of its divisors is an integer number (262248192).

Almost surely, 2^5420447637 is an apocalyptic number.

It is an amenable number.

5420447637 is a deficient number, since it is larger than the sum of its proper divisors (2971494507).

5420447637 is a wasteful number, since it uses less digits than its factorization.

5420447637 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50809.

The product of its (nonzero) digits is 564480, while the sum is 42.

The square root of 5420447637 is about 73623.6893737335. The cubic root of 5420447637 is about 1756.6222705449.

The spelling of 5420447637 in words is "five billion, four hundred twenty million, four hundred forty-seven thousand, six hundred thirty-seven".