4651457421534 has 32 divisors (see below), whose sum is σ = 11598439286016. Its totient is φ = 1208170758720.

The previous prime is 4651457421521. The next prime is 4651457421551. The reversal of 4651457421534 is 4351247541564.

It is a happy number.

It is a super-2 number, since 2×4651457421534² (a number of 26 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 15 ways as a sum of consecutive naturals, for example, 5034044367 + ... + 5034045290.

It is an arithmetic number, because the mean of its divisors is an integer number (362451227688).

Almost surely, 2^{4651457421534} is an apocalyptic number.

4651457421534 is an abundant number, since it is smaller than the sum of its proper divisors (6946981864482).

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

4651457421534 is a wasteful number, since it uses less digits than its factorization.

4651457421534 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10068089680.

The product of its digits is 8064000, while the sum is 51.

The spelling of 4651457421534 in words is "four trillion, six hundred fifty-one billion, four hundred fifty-seven million, four hundred twenty-one thousand, five hundred thirty-four".