5437457940 has 48 divisors (see below), whose sum is σ = 15309967680. Its totient is φ = 1441885440.

The previous prime is 5437457933. The next prime is 5437457947. The reversal of 5437457940 is 497547345.

It is an interprime number because it is at equal distance from previous prime (5437457933) and next prime (5437457947).

It is a self number, because there is not a number n which added to its sum of digits gives 5437457940.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5437457947) 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, 242401 + ... + 263880.

It is an arithmetic number, because the mean of its divisors is an integer number (318957660).

Almost surely, 2^5437457940 is an apocalyptic number.

It is an amenable number.

5437457940 is an abundant number, since it is smaller than the sum of its proper divisors (9872509740).

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

5437457940 is a wasteful number, since it uses less digits than its factorization.

5437457940 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 506472 (or 506470 counting only the distinct ones).

The product of its (nonzero) digits is 2116800, while the sum is 48.

The square root of 5437457940 is about 73739.1208247020. The cubic root of 5437457940 is about 1758.4578799844.

The spelling of 5437457940 in words is "five billion, four hundred thirty-seven million, four hundred fifty-seven thousand, nine hundred forty".