5435156636 has 72 divisors (see below), whose sum is σ = 12206393136. Its totient is φ = 2097688320.

The previous prime is 5435156627. The next prime is 5435156651. The reversal of 5435156636 is 6366515345.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 78455 + ... + 130481.

It is an arithmetic number, because the mean of its divisors is an integer number (169533238).

Almost surely, 2^5435156636 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5435156636, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6103196568).

5435156636 is an abundant number, since it is smaller than the sum of its proper divisors (6771236500).

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

5435156636 is a wasteful number, since it uses less digits than its factorization.

5435156636 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52099 (or 52090 counting only the distinct ones).

The product of its digits is 972000, while the sum is 44.

The square root of 5435156636 is about 73723.5148104050. The cubic root of 5435156636 is about 1758.2097666665.

The spelling of 5435156636 in words is "five billion, four hundred thirty-five million, one hundred fifty-six thousand, six hundred thirty-six".