1516773642 has 16 divisors (see below), whose sum is σ = 3131404032. Its totient is φ = 489281760.

The previous prime is 1516773641. The next prime is 1516773649. The reversal of 1516773642 is 2463776151.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 1516773594 and 1516773603.

It is not an unprimeable number, because it can be changed into a prime (1516773641) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4077163 + ... + 4077534.

It is an arithmetic number, because the mean of its divisors is an integer number (195712752).

Almost surely, 2^1516773642 is an apocalyptic number.

1516773642 is an abundant number, since it is smaller than the sum of its proper divisors (1614630390).

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

1516773642 is a wasteful number, since it uses less digits than its factorization.

1516773642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8154733.

The product of its digits is 211680, while the sum is 42.

The square root of 1516773642 is about 38945.7782307659. The cubic root of 1516773642 is about 1148.9653307481.

The spelling of 1516773642 in words is "one billion, five hundred sixteen million, seven hundred seventy-three thousand, six hundred forty-two".