276047157212442 has 128 divisors (see below), whose sum is σ = 765236388833280. Its totient is φ = 71660209178880.

The previous prime is 276047157212429. The next prime is 276047157212473. The reversal of 276047157212442 is 244212751740672.

276047157212442 is a `hidden beast` number, since 2 + 7 + 6 + 0 + 4 + 7 + 1 + 572 + 1 + 24 + 42 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 11291428 + ... + 26068959.

It is an arithmetic number, because the mean of its divisors is an integer number (5978409287760).

Almost surely, 2^{276047157212442} is an apocalyptic number.

276047157212442 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

276047157212442 is an abundant number, since it is smaller than the sum of its proper divisors (489189231620838).

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

276047157212442 is a wasteful number, since it uses less digits than its factorization.

276047157212442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37362193 (or 37362187 counting only the distinct ones).

The product of its (nonzero) digits is 10536960, while the sum is 54.

The spelling of 276047157212442 in words is "two hundred seventy-six trillion, forty-seven billion, one hundred fifty-seven million, two hundred twelve thousand, four hundred forty-two".