2220656265454 has 32 divisors (see below), whose sum is σ = 3685152983040. Its totient is φ = 995218358400.

The previous prime is 2220656265437. The next prime is 2220656265479. The reversal of 2220656265454 is 4545626560222.

It is a super-2 number, since 2×2220656265454² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2220656265398 and 2220656265407.

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, 1863564 + ... + 2813215.

It is an arithmetic number, because the mean of its divisors is an integer number (115161030720).

Almost surely, 2^{2220656265454} is an apocalyptic number.

2220656265454 is a deficient number, since it is larger than the sum of its proper divisors (1464496717586).

2220656265454 is a wasteful number, since it uses less digits than its factorization.

2220656265454 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4677096.

The product of its (nonzero) digits is 6912000, while the sum is 49.

The spelling of 2220656265454 in words is "two trillion, two hundred twenty billion, six hundred fifty-six million, two hundred sixty-five thousand, four hundred fifty-four".