2154006235402 has 16 divisors (see below), whose sum is σ = 3692620150272. Its totient is φ = 923136021360.

The previous prime is 2154006235373. The next prime is 2154006235411. The reversal of 2154006235402 is 2045326004512.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 714252 + ... + 2195032.

It is an arithmetic number, because the mean of its divisors is an integer number (230788759392).

Almost surely, 2^{2154006235402} is an apocalyptic number.

2154006235402 is a deficient number, since it is larger than the sum of its proper divisors (1538613914870).

2154006235402 is a wasteful number, since it uses less digits than its factorization.

2154006235402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1584693.

The product of its (nonzero) digits is 57600, while the sum is 34.

The spelling of 2154006235402 in words is "two trillion, one hundred fifty-four billion, six million, two hundred thirty-five thousand, four hundred two".