42775766670554 has 16 divisors (see below), whose sum is σ = 66963053956608. Its totient is φ = 20455017574992.

The previous prime is 42775766670541. The next prime is 42775766670589. The reversal of 42775766670554 is 45507666757724.

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, 66900842 + ... + 67537205.

It is an arithmetic number, because the mean of its divisors is an integer number (4185190872288).

Almost surely, 2^{42775766670554} is an apocalyptic number.

42775766670554 is a deficient number, since it is larger than the sum of its proper divisors (24187287286054).

42775766670554 is a wasteful number, since it uses less digits than its factorization.

42775766670554 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 134444989.

The product of its (nonzero) digits is 2074464000, while the sum is 71.

The spelling of 42775766670554 in words is "forty-two trillion, seven hundred seventy-five billion, seven hundred sixty-six million, six hundred seventy thousand, five hundred fifty-four".