377336121633887 has 4 divisors (see below), whose sum is σ = 406361977144200. Its totient is φ = 348310266123576.

The previous prime is 377336121633881. The next prime is 377336121633893. The reversal of 377336121633887 is 788336121633773.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (377336121633881) and next prime (377336121633893).

It is a cyclic number.

It is not a de Polignac number, because 377336121633887 - 2⁴² = 372938075122783 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 (377336121633881) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14512927755137 + ... + 14512927755162.

It is an arithmetic number, because the mean of its divisors is an integer number (101590494286050).

Almost surely, 2^{377336121633887} is an apocalyptic number.

377336121633887 is a deficient number, since it is larger than the sum of its proper divisors (29025855510313).

377336121633887 is a wasteful number, since it uses less digits than its factorization.

377336121633887 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29025855510312.

The product of its digits is 384072192, while the sum is 68.

The spelling of 377336121633887 in words is "three hundred seventy-seven trillion, three hundred thirty-six billion, one hundred twenty-one million, six hundred thirty-three thousand, eight hundred eighty-seven".