2506155377 has 4 divisors (see below), whose sum is σ = 2733987696. Its totient is φ = 2278323060.

The previous prime is 2506155349. The next prime is 2506155409. The reversal of 2506155377 is 7735516052.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2506155377 - 2¹⁴ = 2506138993 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2506155307) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 113916143 + ... + 113916164.

It is an arithmetic number, because the mean of its divisors is an integer number (683496924).

Almost surely, 2^2506155377 is an apocalyptic number.

It is an amenable number.

2506155377 is a deficient number, since it is larger than the sum of its proper divisors (227832319).

2506155377 is a wasteful number, since it uses less digits than its factorization.

2506155377 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 227832318.

The product of its (nonzero) digits is 220500, while the sum is 41.

The square root of 2506155377 is about 50061.5159279061. The cubic root of 2506155377 is about 1358.3217796133.

The spelling of 2506155377 in words is "two billion, five hundred six million, one hundred fifty-five thousand, three hundred seventy-seven".