423977777562 has 64 divisors (see below), whose sum is σ = 879801302016. Its totient is φ = 136066106880.

The previous prime is 423977777557. The next prime is 423977777567. The reversal of 423977777562 is 265777779324.

It is an interprime number because it is at equal distance from previous prime (423977777557) and next prime (423977777567).

It is a junction number, because it is equal to n+sod(n) for n = 423977777493 and 423977777502.

It is not an unprimeable number, because it can be changed into a prime (423977777567) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 62966748 + ... + 62973480.

It is an arithmetic number, because the mean of its divisors is an integer number (13746895344).

Almost surely, 2^423977777562 is an apocalyptic number.

423977777562 is an abundant number, since it is smaller than the sum of its proper divisors (455823524454).

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

423977777562 is a wasteful number, since it uses less digits than its factorization.

423977777562 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8455.

The product of its digits is 217818720, while the sum is 66.

The spelling of 423977777562 in words is "four hundred twenty-three billion, nine hundred seventy-seven million, seven hundred seventy-seven thousand, five hundred sixty-two".