35640125747 has 8 divisors (see below), whose sum is σ = 35835340032. Its totient is φ = 35445001600.

The previous prime is 35640125743. The next prime is 35640125749. The reversal of 35640125747 is 74752104653.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 35640125747 - 2² = 35640125743 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 35640125698 and 35640125707.

It is not an unprimeable number, because it can be changed into a prime (35640125743) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 865547 + ... + 905787.

It is an arithmetic number, because the mean of its divisors is an integer number (4479417504).

Almost surely, 2^35640125747 is an apocalyptic number.

35640125747 is a deficient number, since it is larger than the sum of its proper divisors (195214285).

35640125747 is a wasteful number, since it uses less digits than its factorization.

35640125747 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45069.

The product of its (nonzero) digits is 705600, while the sum is 44.

The spelling of 35640125747 in words is "thirty-five billion, six hundred forty million, one hundred twenty-five thousand, seven hundred forty-seven".