6502011901 has 16 divisors (see below), whose sum is σ = 8154961920. Its totient is φ = 5036154480.

The previous prime is 6502011883. The next prime is 6502011941. The reversal of 6502011901 is 1091102056.

It is not a de Polignac number, because 6502011901 - 2¹³ = 6502003709 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6502011941) 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, 239961 + ... + 265678.

It is an arithmetic number, because the mean of its divisors is an integer number (509685120).

Almost surely, 2^6502011901 is an apocalyptic number.

It is an amenable number.

6502011901 is a deficient number, since it is larger than the sum of its proper divisors (1652950019).

6502011901 is a wasteful number, since it uses less digits than its factorization.

6502011901 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 505824.

The product of its (nonzero) digits is 540, while the sum is 25.

The square root of 6502011901 is about 80635.0537979606. The cubic root of 6502011901 is about 1866.4481083645.

Adding to 6502011901 its reverse (1091102056), we get a palindrome (7593113957).

The spelling of 6502011901 in words is "six billion, five hundred two million, eleven thousand, nine hundred one".