632115421547 has 16 divisors (see below), whose sum is σ = 706053348000. Its totient is φ = 562397207040.

The previous prime is 632115421493. The next prime is 632115421591. The reversal of 632115421547 is 745124511236.

It is a cyclic number.

It is not a de Polignac number, because 632115421547 - 2¹⁰ = 632115420523 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (632115421747) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1973672 + ... + 2271477.

It is an arithmetic number, because the mean of its divisors is an integer number (44128334250).

Almost surely, 2^632115421547 is an apocalyptic number.

632115421547 is a deficient number, since it is larger than the sum of its proper divisors (73937926453).

632115421547 is a wasteful number, since it uses less digits than its factorization.

632115421547 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4245646.

The product of its digits is 201600, while the sum is 41.

The spelling of 632115421547 in words is "six hundred thirty-two billion, one hundred fifteen million, four hundred twenty-one thousand, five hundred forty-seven".