2742616453440 has 56 divisors (see below), whose sum is σ = 8707807242720. Its totient is φ = 731364387328.

The previous prime is 2742616453417. The next prime is 2742616453457. The reversal of 2742616453440 is 443546162472.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a self number, because there is not a number n which added to its sum of digits gives 2742616453440.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1428445110 + ... + 1428447029.

Almost surely, 2^{2742616453440} is an apocalyptic number.

2742616453440 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2742616453440 is an abundant number, since it is smaller than the sum of its proper divisors (5965190789280).

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

2742616453440 is a wasteful number, since it uses less digits than its factorization.

2742616453440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2856892159 (or 2856892149 counting only the distinct ones).

The product of its (nonzero) digits is 3870720, while the sum is 48.

The spelling of 2742616453440 in words is "two trillion, seven hundred forty-two billion, six hundred sixteen million, four hundred fifty-three thousand, four hundred forty".