1954798271548 has 24 divisors (see below), whose sum is σ = 3426339692160. Its totient is φ = 975844294320.

The previous prime is 1954798271539. The next prime is 1954798271549. The reversal of 1954798271548 is 8451728974591.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1954798271549) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 70396315 + ... + 70424077.

It is an arithmetic number, because the mean of its divisors is an integer number (142764153840).

Almost surely, 2^{1954798271548} is an apocalyptic number.

It is an amenable number.

1954798271548 is a deficient number, since it is larger than the sum of its proper divisors (1471541420612).

1954798271548 is a wasteful number, since it uses less digits than its factorization.

1954798271548 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55137 (or 55135 counting only the distinct ones).

The product of its digits is 203212800, while the sum is 70.

The spelling of 1954798271548 in words is "one trillion, nine hundred fifty-four billion, seven hundred ninety-eight million, two hundred seventy-one thousand, five hundred forty-eight".