137775140254 has 4 divisors (see below), whose sum is σ = 206662710384. Its totient is φ = 68887570126.

The previous prime is 137775140227. The next prime is 137775140257. The reversal of 137775140254 is 452041577731.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 452041577731 = 17 ⋅26590681043.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (137775140257) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 34443785062 + ... + 34443785065.

It is an arithmetic number, because the mean of its divisors is an integer number (51665677596).

Almost surely, 2^137775140254 is an apocalyptic number.

137775140254 is a deficient number, since it is larger than the sum of its proper divisors (68887570130).

137775140254 is an equidigital number, since it uses as much as digits as its factorization.

137775140254 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68887570129.

The product of its (nonzero) digits is 823200, while the sum is 46.

The spelling of 137775140254 in words is "one hundred thirty-seven billion, seven hundred seventy-five million, one hundred forty thousand, two hundred fifty-four".