765146401642 has 32 divisors (see below), whose sum is σ = 1368765978624. Its totient is φ = 313649463600.

The previous prime is 765146401577. The next prime is 765146401703. The reversal of 765146401642 is 246104641567.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (46).

It is a junction number, because it is equal to n+sod(n) for n = 765146401592 and 765146401601.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13331467 + ... + 13388737.

It is an arithmetic number, because the mean of its divisors is an integer number (42773936832).

Almost surely, 2^765146401642 is an apocalyptic number.

765146401642 is a deficient number, since it is larger than the sum of its proper divisors (603619576982).

765146401642 is a wasteful number, since it uses less digits than its factorization.

765146401642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 98794.

The product of its (nonzero) digits is 967680, while the sum is 46.

The spelling of 765146401642 in words is "seven hundred sixty-five billion, one hundred forty-six million, four hundred one thousand, six hundred forty-two".