2658973948 has 6 divisors (see below), whose sum is σ = 4653204416. Its totient is φ = 1329486972.

The previous prime is 2658973901. The next prime is 2658973963. The reversal of 2658973948 is 8493798562.

It is a super-2 number, since 2×2658973948² = 14140284912285413408, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 332371740 + ... + 332371747.

Almost surely, 2^2658973948 is an apocalyptic number.

It is an amenable number.

2658973948 is a deficient number, since it is larger than the sum of its proper divisors (1994230468).

2658973948 is a wasteful number, since it uses less digits than its factorization.

2658973948 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 664743491 (or 664743489 counting only the distinct ones).

The product of its digits is 26127360, while the sum is 61.

The square root of 2658973948 is about 51565.2397260015. The cubic root of 2658973948 is about 1385.3878060979.

The spelling of 2658973948 in words is "two billion, six hundred fifty-eight million, nine hundred seventy-three thousand, nine hundred forty-eight".