3961437029277 has 64 divisors (see below), whose sum is σ = 6715914240000. Its totient is φ = 2020519987200.

The previous prime is 3961437029261. The next prime is 3961437029299. The reversal of 3961437029277 is 7729207341693.

It is not a de Polignac number, because 3961437029277 - 2⁴ = 3961437029261 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 3961437029277.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3961437129277) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 10382902 + ... + 10757672.

It is an arithmetic number, because the mean of its divisors is an integer number (104936160000).

Almost surely, 2^{3961437029277} is an apocalyptic number.

It is an amenable number.

3961437029277 is a deficient number, since it is larger than the sum of its proper divisors (2754477210723).

3961437029277 is a wasteful number, since it uses less digits than its factorization.

3961437029277 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 376074.

The product of its (nonzero) digits is 24004512, while the sum is 60.

The spelling of 3961437029277 in words is "three trillion, nine hundred sixty-one billion, four hundred thirty-seven million, twenty-nine thousand, two hundred seventy-seven".