3437772016720 has 40 divisors (see below), whose sum is σ = 7995342718440. Its totient is φ = 1374674780160.

The previous prime is 3437772016649. The next prime is 3437772016739. The reversal of 3437772016720 is 276102777343.

It can be written as a sum of positive squares in 4 ways, for example, as 300154962496 + 3137617054224 = 547864^2 + 1771332^2 .

It is a tau number, because it is divible by the number of its divisors (40).

It is a hoax number, since the sum of its digits (49) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6526561 + ... + 7033600.

It is an arithmetic number, because the mean of its divisors is an integer number (199883567961).

Almost surely, 2^{3437772016720} is an apocalyptic number.

It is an amenable number.

3437772016720 is an abundant number, since it is smaller than the sum of its proper divisors (4557570701720).

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

3437772016720 is a wasteful number, since it uses less digits than its factorization.

3437772016720 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13563343 (or 13563337 counting only the distinct ones).

The product of its (nonzero) digits is 2074464, while the sum is 49.

The spelling of 3437772016720 in words is "three trillion, four hundred thirty-seven billion, seven hundred seventy-two million, sixteen thousand, seven hundred twenty".