49000070000025 has 243 divisors, whose sum is σ = 94535972159031. Its totient is φ = 24256529326080.

The previous prime is 49000069999987. The next prime is 49000070000081. The reversal of 49000070000025 is 52000007000094.

The square root of 49000070000025 is 7000005.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in 13 ways, for example, as 19512954518409 + 29487115481616 = 4417347^2 + 5430204^2 .

It is not a de Polignac number, because 49000070000025 - 2⁹ = 49000069999513 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 242 ways as a sum of consecutive naturals, for example, 173145123534 + ... + 173145123816.

Almost surely, 2^{49000070000025} is an apocalyptic number.

49000070000025 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

49000070000025 is the 7000005-th square number.

49000070000025 is the 3500003-rd centered octagonal number.

It is an amenable number.

49000070000025 is a deficient number, since it is larger than the sum of its proper divisors (45535902159006).

49000070000025 is an equidigital number, since it uses as much as digits as its factorization.

49000070000025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 810 (or 405 counting only the distinct ones).

The product of its (nonzero) digits is 2520, while the sum is 27.

The spelling of 49000070000025 in words is "forty-nine trillion, seventy million, twenty-five", and thus it is an aban number and an uban number.