770770161630 has 96 divisors (see below), whose sum is σ = 2352188240064. Its totient is φ = 171414517248.

The previous prime is 770770161617. The next prime is 770770161643. The reversal of 770770161630 is 36161077077.

770770161630 is a `hidden beast` number, since 7 + 7 + 0 + 7 + 7 + 0 + 1 + 6 + 1 + 630 = 666.

It is an interprime number because it is at equal distance from previous prime (770770161617) and next prime (770770161643).

It is a super-3 number, since 3×770770161630³ (a number of 37 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 16509727 + ... + 16556346.

It is an arithmetic number, because the mean of its divisors is an integer number (24501960834).

Almost surely, 2^770770161630 is an apocalyptic number.

770770161630 is a gapful number since it is divisible by the number (70) formed by its first and last digit.

770770161630 is an abundant number, since it is smaller than the sum of its proper divisors (1581418078434).

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

770770161630 is a wasteful number, since it uses less digits than its factorization.

770770161630 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33066130 (or 33066127 counting only the distinct ones).

The product of its (nonzero) digits is 259308, while the sum is 45.

The spelling of 770770161630 in words is "seven hundred seventy billion, seven hundred seventy million, one hundred sixty-one thousand, six hundred thirty".