2651890501 has 16 divisors (see below), whose sum is σ = 2991219840. Its totient is φ = 2332693440.

The previous prime is 2651890489. The next prime is 2651890543. The reversal of 2651890501 is 1050981562.

It is a cyclic number.

It is not a de Polignac number, because 2651890501 - 2¹¹ = 2651888453 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2651890561) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 63946 + ... + 96916.

It is an arithmetic number, because the mean of its divisors is an integer number (186951240).

Almost surely, 2^2651890501 is an apocalyptic number.

It is an amenable number.

2651890501 is a deficient number, since it is larger than the sum of its proper divisors (339329339).

2651890501 is a wasteful number, since it uses less digits than its factorization.

2651890501 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33276.

The product of its (nonzero) digits is 21600, while the sum is 37.

The square root of 2651890501 is about 51496.5096001661. The cubic root of 2651890501 is about 1384.1564980361.

The spelling of 2651890501 in words is "two billion, six hundred fifty-one million, eight hundred ninety thousand, five hundred one".