245400274077 has 16 divisors (see below), whose sum is σ = 374005491840. Its totient is φ = 140205396672.

The previous prime is 245400274051. The next prime is 245400274079. The reversal of 245400274077 is 770472004542.

It is not a de Polignac number, because 245400274077 - 2¹⁶ = 245400208541 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (245400274079) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 842518 + ... + 1095735.

It is an arithmetic number, because the mean of its divisors is an integer number (23375343240).

Almost surely, 2^245400274077 is an apocalyptic number.

It is an amenable number.

245400274077 is a deficient number, since it is larger than the sum of its proper divisors (128605217763).

245400274077 is a wasteful number, since it uses less digits than its factorization.

245400274077 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1944292.

The product of its (nonzero) digits is 439040, while the sum is 42.

The spelling of 245400274077 in words is "two hundred forty-five billion, four hundred million, two hundred seventy-four thousand, seventy-seven".