2154354440602 has 64 divisors (see below), whose sum is σ = 4150993319424. Its totient is φ = 815059872000.

The previous prime is 2154354440573. The next prime is 2154354440621. The reversal of 2154354440602 is 2060444534512.

It is a super-2 number, since 2×2154354440602² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 22980408 + ... + 23073964.

It is an arithmetic number, because the mean of its divisors is an integer number (64859270616).

Almost surely, 2^{2154354440602} is an apocalyptic number.

2154354440602 is a deficient number, since it is larger than the sum of its proper divisors (1996638878822).

2154354440602 is a wasteful number, since it uses less digits than its factorization.

2154354440602 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 99103.

The product of its (nonzero) digits is 460800, while the sum is 40.

The spelling of 2154354440602 in words is "two trillion, one hundred fifty-four billion, three hundred fifty-four million, four hundred forty thousand, six hundred two".