2551740475 has 12 divisors (see below), whose sum is σ = 3185398800. Its totient is φ = 2027688800.

The previous prime is 2551740469. The next prime is 2551740481. The reversal of 2551740475 is 5740471552.

It is an interprime number because it is at equal distance from previous prime (2551740469) and next prime (2551740481).

It is not a de Polignac number, because 2551740475 - 2⁹ = 2551739963 is a prime.

It is a super-2 number, since 2×2551740475² = 13022758903506451250, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 338791 + ... + 346240.

It is an arithmetic number, because the mean of its divisors is an integer number (265449900).

Almost surely, 2^2551740475 is an apocalyptic number.

2551740475 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

2551740475 is a deficient number, since it is larger than the sum of its proper divisors (633658325).

2551740475 is a wasteful number, since it uses less digits than its factorization.

2551740475 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 685190 (or 685185 counting only the distinct ones).

The product of its (nonzero) digits is 196000, while the sum is 40.

The square root of 2551740475 is about 50514.7550226664. The cubic root of 2551740475 is about 1366.5079650803.

The spelling of 2551740475 in words is "two billion, five hundred fifty-one million, seven hundred forty thousand, four hundred seventy-five".