145011463646 has 8 divisors (see below), whose sum is σ = 248591080560. Its totient is φ = 62147770128.

The previous prime is 145011463633. The next prime is 145011463673. The reversal of 145011463646 is 646364110541.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×145011463646² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5178980831 + ... + 5178980858.

It is an arithmetic number, because the mean of its divisors is an integer number (31073885070).

Almost surely, 2^145011463646 is an apocalyptic number.

145011463646 is a deficient number, since it is larger than the sum of its proper divisors (103579616914).

145011463646 is a wasteful number, since it uses less digits than its factorization.

145011463646 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10357961698.

The product of its (nonzero) digits is 207360, while the sum is 41.

The spelling of 145011463646 in words is "one hundred forty-five billion, eleven million, four hundred sixty-three thousand, six hundred forty-six".