451505660102 has 16 divisors (see below), whose sum is σ = 807662299392. Its totient is φ = 185089276680.

The previous prime is 451505660063. The next prime is 451505660131. The reversal of 451505660102 is 201066505154.

It is a super-2 number, since 2×451505660102² (a number of 24 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 7 ways as a sum of consecutive naturals, for example, 701095424 + ... + 701096067.

It is an arithmetic number, because the mean of its divisors is an integer number (50478893712).

Almost surely, 2^451505660102 is an apocalyptic number.

451505660102 is a deficient number, since it is larger than the sum of its proper divisors (356156639290).

451505660102 is a wasteful number, since it uses less digits than its factorization.

451505660102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1402191523.

The product of its (nonzero) digits is 36000, while the sum is 35.

The spelling of 451505660102 in words is "four hundred fifty-one billion, five hundred five million, six hundred sixty thousand, one hundred two".