651063146442 has 32 divisors (see below), whose sum is σ = 1344569800704. Its totient is φ = 209951708400.

The previous prime is 651063146359. The next prime is 651063146449. The reversal of 651063146442 is 244641360156.

It is a junction number, because it is equal to n+sod(n) for n = 651063146394 and 651063146403.

It is not an unprimeable number, because it can be changed into a prime (651063146449) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 184 + ... + 1141107.

It is an arithmetic number, because the mean of its divisors is an integer number (42017806272).

Almost surely, 2^651063146442 is an apocalyptic number.

651063146442 is a gapful number since it is divisible by the number (62) formed by its first and last digit.

651063146442 is an abundant number, since it is smaller than the sum of its proper divisors (693506654262).

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

651063146442 is a wasteful number, since it uses less digits than its factorization.

651063146442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1144394.

The product of its (nonzero) digits is 414720, while the sum is 42.

The spelling of 651063146442 in words is "six hundred fifty-one billion, sixty-three million, one hundred forty-six thousand, four hundred forty-two".