5207437578 has 32 divisors (see below), whose sum is σ = 12529175040. Its totient is φ = 1409531760.

The previous prime is 5207437517. The next prime is 5207437579. The reversal of 5207437578 is 8757347025.

It is a super-2 number, since 2×5207437578² = 54234812257533012168, which contains 22 as substring.

It is a Smith number, since the sum of its digits (48) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (5207437579) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3262008 + ... + 3263603.

It is an arithmetic number, because the mean of its divisors is an integer number (391536720).

Almost surely, 2^5207437578 is an apocalyptic number.

5207437578 is an abundant number, since it is smaller than the sum of its proper divisors (7321737462).

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

5207437578 is a wasteful number, since it uses less digits than its factorization.

5207437578 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6525642.

The product of its (nonzero) digits is 1646400, while the sum is 48.

The square root of 5207437578 is about 72162.5774068526. The cubic root of 5207437578 is about 1733.3038070496.

The spelling of 5207437578 in words is "five billion, two hundred seven million, four hundred thirty-seven thousand, five hundred seventy-eight".