455621401293 has 32 divisors (see below), whose sum is σ = 612219898752. Its totient is φ = 301397760000.

The previous prime is 455621401273. The next prime is 455621401321. The reversal of 455621401293 is 392104126554.

It is not a de Polignac number, because 455621401293 - 2²⁰ = 455620352717 is a prime.

It is a super-2 number, since 2×455621401293² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (455621401273) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 239673643 + ... + 239675543.

It is an arithmetic number, because the mean of its divisors is an integer number (19131871836).

Almost surely, 2^455621401293 is an apocalyptic number.

It is an amenable number.

455621401293 is a deficient number, since it is larger than the sum of its proper divisors (156598497459).

455621401293 is a wasteful number, since it uses less digits than its factorization.

455621401293 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3245.

The product of its (nonzero) digits is 259200, while the sum is 42.

The spelling of 455621401293 in words is "four hundred fifty-five billion, six hundred twenty-one million, four hundred one thousand, two hundred ninety-three".