6777291907401 has 16 divisors (see below), whose sum is σ = 9247013079744. Its totient is φ = 4412893472064.

The previous prime is 6777291907391. The next prime is 6777291907409. The reversal of 6777291907401 is 1047091927776.

It is not a de Polignac number, because 6777291907401 - 2³⁴ = 6760112038217 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (6777291907409) 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, 1187575 + ... + 3868451.

It is an arithmetic number, because the mean of its divisors is an integer number (577938317484).

Almost surely, 2^{6777291907401} is an apocalyptic number.

It is an amenable number.

6777291907401 is a deficient number, since it is larger than the sum of its proper divisors (2469721172343).

6777291907401 is a wasteful number, since it uses less digits than its factorization.

6777291907401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2700520.

The product of its (nonzero) digits is 9335088, while the sum is 60.

The spelling of 6777291907401 in words is "six trillion, seven hundred seventy-seven billion, two hundred ninety-one million, nine hundred seven thousand, four hundred one".