3736547146749 has 4 divisors (see below), whose sum is σ = 4982062862336. Its totient is φ = 2491031431164.

The previous prime is 3736547146747. The next prime is 3736547146763. The reversal of 3736547146749 is 9476417456373.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 3736547146749 - 2¹ = 3736547146747 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 3736547146749.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3736547146741) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 622757857789 + ... + 622757857794.

It is an arithmetic number, because the mean of its divisors is an integer number (1245515715584).

Almost surely, 2^{3736547146749} is an apocalyptic number.

It is an amenable number.

3736547146749 is a deficient number, since it is larger than the sum of its proper divisors (1245515715587).

3736547146749 is a wasteful number, since it uses less digits than its factorization.

3736547146749 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1245515715586.

The product of its digits is 320060160, while the sum is 66.

The spelling of 3736547146749 in words is "three trillion, seven hundred thirty-six billion, five hundred forty-seven million, one hundred forty-six thousand, seven hundred forty-nine".