7401877381877 has 16 divisors (see below), whose sum is σ = 8660136409920. Its totient is φ = 6254542944000.

The previous prime is 7401877381867. The next prime is 7401877381889. The reversal of 7401877381877 is 7781837781047.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 7401877381877 - 2⁴ = 7401877381861 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7401877381867) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 334099124 + ... + 334121277.

It is an arithmetic number, because the mean of its divisors is an integer number (541258525620).

Almost surely, 2^{7401877381877} is an apocalyptic number.

It is an amenable number.

7401877381877 is a deficient number, since it is larger than the sum of its proper divisors (1258259028043).

7401877381877 is a wasteful number, since it uses less digits than its factorization.

7401877381877 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 668220484.

The product of its (nonzero) digits is 103262208, while the sum is 68.

The spelling of 7401877381877 in words is "seven trillion, four hundred one billion, eight hundred seventy-seven million, three hundred eighty-one thousand, eight hundred seventy-seven".