35705072025 has 48 divisors (see below), whose sum is σ = 74961769600. Its totient is φ = 16322316480.

The previous prime is 35705072021. The next prime is 35705072063. The reversal of 35705072025 is 52027050753.

It is a happy number.

It is not a de Polignac number, because 35705072025 - 2² = 35705072021 is a prime.

It is not an unprimeable number, because it can be changed into a prime (35705072021) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 3773590 + ... + 3783039.

Almost surely, 2^35705072025 is an apocalyptic number.

35705072025 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

It is an amenable number.

35705072025 is an abundant number, since it is smaller than the sum of its proper divisors (39256697575).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

35705072025 is a wasteful number, since it uses less digits than its factorization.

35705072025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7556655 (or 7556644 counting only the distinct ones).

The product of its (nonzero) digits is 73500, while the sum is 36.

The spelling of 35705072025 in words is "thirty-five billion, seven hundred five million, seventy-two thousand, twenty-five".