2646415046 has 16 divisors (see below), whose sum is σ = 4332465360. Its totient is φ = 1202369280.

The previous prime is 2646415043. The next prime is 2646415049. The reversal of 2646415046 is 6405146462.

It is an interprime number because it is at equal distance from previous prime (2646415043) and next prime (2646415049).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2646415043) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24350 + ... + 76718.

It is an arithmetic number, because the mean of its divisors is an integer number (270779085).

Almost surely, 2^2646415046 is an apocalyptic number.

2646415046 is a deficient number, since it is larger than the sum of its proper divisors (1686050314).

2646415046 is a wasteful number, since it uses less digits than its factorization.

2646415046 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54679.

The product of its (nonzero) digits is 138240, while the sum is 38.

The square root of 2646415046 is about 51443.3187693018. The cubic root of 2646415046 is about 1383.2032021715.

The spelling of 2646415046 in words is "two billion, six hundred forty-six million, four hundred fifteen thousand, forty-six".