2500228878377 has 16 divisors (see below), whose sum is σ = 2549031048960. Its totient is φ = 2451781764432.

The previous prime is 2500228878373. The next prime is 2500228878379. The reversal of 2500228878377 is 7738788220052.

It is a cyclic number.

It is not a de Polignac number, because 2500228878377 - 2² = 2500228878373 is a prime.

It is a super-2 number, since 2×2500228878377² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2500228878373) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19256558 + ... + 19385960.

It is an arithmetic number, because the mean of its divisors is an integer number (159314440560).

Almost surely, 2^{2500228878377} is an apocalyptic number.

It is an amenable number.

2500228878377 is a deficient number, since it is larger than the sum of its proper divisors (48802170583).

2500228878377 is a wasteful number, since it uses less digits than its factorization.

2500228878377 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 130772.

The product of its (nonzero) digits is 21073920, while the sum is 59.

The spelling of 2500228878377 in words is "two trillion, five hundred billion, two hundred twenty-eight million, eight hundred seventy-eight thousand, three hundred seventy-seven".