5401017993 has 48 divisors (see below), whose sum is σ = 8472625920. Its totient is φ = 3051304704.

The previous prime is 5401017991. The next prime is 5401018001. The reversal of 5401017993 is 3997101045.

It is a happy number.

It is not a de Polignac number, because 5401017993 - 2¹ = 5401017991 is a prime.

It is not an unprimeable number, because it can be changed into a prime (5401017991) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 7511488 + ... + 7512206.

It is an arithmetic number, because the mean of its divisors is an integer number (176513040).

Almost surely, 2^5401017993 is an apocalyptic number.

It is an amenable number.

5401017993 is a deficient number, since it is larger than the sum of its proper divisors (3071607927).

5401017993 is a wasteful number, since it uses less digits than its factorization.

5401017993 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1246 (or 1239 counting only the distinct ones).

The product of its (nonzero) digits is 34020, while the sum is 39.

The square root of 5401017993 is about 73491.6185221145. The cubic root of 5401017993 is about 1754.5208815411.

The spelling of 5401017993 in words is "five billion, four hundred one million, seventeen thousand, nine hundred ninety-three".