5401368036 has 63 divisors (see below), whose sum is σ = 14182528633. Its totient is φ = 1799133120.

The previous prime is 5401368029. The next prime is 5401368067. The reversal of 5401368036 is 6308631045.

The square root of 5401368036 is 73494.

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

5401368036 is a `hidden beast` number, since 540 + 1 + 3 + 6 + 80 + 36 = 666.

It can be written as a sum of positive squares in only one way, i.e., 917726436 + 4483641600 = 30294^2 + 66960^2 .

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 20 ways as a sum of consecutive naturals, for example, 3967996 + ... + 3969356.

Almost surely, 2^5401368036 is an apocalyptic number.

5401368036 is the 73494-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5401368036

5401368036 is an abundant number, since it is smaller than the sum of its proper divisors (8781160597).

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

5401368036 is an frugal number, since it uses more digits than its factorization.

5401368036 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2744 (or 1366 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 36.

The cubic root of 5401368036 is about 1754.5587845491.

Multiplying 5401368036 by its sum of digits (36), we get a square (194449249296 = 440964²).

5401368036 divided by its sum of digits (36) gives a square (150038001 = 12249²).

The spelling of 5401368036 in words is "five billion, four hundred one million, three hundred sixty-eight thousand, thirty-six".