2690051679 has 48 divisors (see below), whose sum is σ = 4517028672. Its totient is φ = 1510907904.

The previous prime is 2690051677. The next prime is 2690051699. The reversal of 2690051679 is 9761500962.

It is a happy number.

2690051679 is a `hidden beast` number, since 2 + 69 + 0 + 0 + 516 + 79 = 666.

It is not a de Polignac number, because 2690051679 - 2¹ = 2690051677 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2690051677) 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, 1622619 + ... + 1624275.

It is an arithmetic number, because the mean of its divisors is an integer number (94104764).

Almost surely, 2^2690051679 is an apocalyptic number.

2690051679 is a deficient number, since it is larger than the sum of its proper divisors (1826976993).

2690051679 is a wasteful number, since it uses less digits than its factorization.

2690051679 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2096 (or 2093 counting only the distinct ones).

The product of its (nonzero) digits is 204120, while the sum is 45.

The square root of 2690051679 is about 51865.7081220338. The cubic root of 2690051679 is about 1390.7643224964.

The spelling of 2690051679 in words is "two billion, six hundred ninety million, fifty-one thousand, six hundred seventy-nine".