61375752643274 has 16 divisors (see below), whose sum is σ = 92625163823808. Its totient is φ = 30501264385152.

The previous prime is 61375752643259. The next prime is 61375752643279. The reversal of 61375752643274 is 47234625757316.

It is not an unprimeable number, because it can be changed into a prime (61375752643279) 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, 141370382 + ... + 141803865.

It is an arithmetic number, because the mean of its divisors is an integer number (5789072738988).

Almost surely, 2^{61375752643274} is an apocalyptic number.

61375752643274 is a deficient number, since it is larger than the sum of its proper divisors (31249411180534).

61375752643274 is a wasteful number, since it uses less digits than its factorization.

61375752643274 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 283174909.

The product of its digits is 177811200, while the sum is 62.

The spelling of 61375752643274 in words is "sixty-one trillion, three hundred seventy-five billion, seven hundred fifty-two million, six hundred forty-three thousand, two hundred seventy-four".