978630607532 has 24 divisors (see below), whose sum is σ = 1745043271776. Its totient is φ = 480048153728.

The previous prime is 978630607469. The next prime is 978630607561. The reversal of 978630607532 is 235706036879.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2897648 + ... + 3217704.

It is an arithmetic number, because the mean of its divisors is an integer number (72710136324).

Almost surely, 2^978630607532 is an apocalyptic number.

It is an amenable number.

978630607532 is a deficient number, since it is larger than the sum of its proper divisors (766412664244).

978630607532 is a wasteful number, since it uses less digits than its factorization.

978630607532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 334537 (or 334535 counting only the distinct ones).

The product of its (nonzero) digits is 11430720, while the sum is 56.

The spelling of 978630607532 in words is "nine hundred seventy-eight billion, six hundred thirty million, six hundred seven thousand, five hundred thirty-two".