2051345400054 has 48 divisors (see below), whose sum is σ = 4220232634944. Its totient is φ = 664713831600.

The previous prime is 2051345399989. The next prime is 2051345400067. The reversal of 2051345400054 is 4500045431502.

It is a junction number, because it is equal to n+sod(n) for n = 2051345399988 and 2051345400024.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1902669 + ... + 2778999.

It is an arithmetic number, because the mean of its divisors is an integer number (87921513228).

Almost surely, 2^{2051345400054} is an apocalyptic number.

2051345400054 is an abundant number, since it is smaller than the sum of its proper divisors (2168887234890).

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

2051345400054 is a wasteful number, since it uses less digits than its factorization.

2051345400054 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 876633 (or 876590 counting only the distinct ones).

The product of its (nonzero) digits is 48000, while the sum is 33.

The spelling of 2051345400054 in words is "two trillion, fifty-one billion, three hundred forty-five million, four hundred thousand, fifty-four".