1377552747245 has 16 divisors (see below), whose sum is σ = 1706424744960. Its totient is φ = 1066469433600.

The previous prime is 1377552747229. The next prime is 1377552747253. The reversal of 1377552747245 is 5427472557731.

It is not a de Polignac number, because 1377552747245 - 2⁴ = 1377552747229 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12081461 + ... + 12194949.

It is an arithmetic number, because the mean of its divisors is an integer number (106651546560).

Almost surely, 2^{1377552747245} is an apocalyptic number.

It is an amenable number.

1377552747245 is a deficient number, since it is larger than the sum of its proper divisors (328871997715).

1377552747245 is a wasteful number, since it uses less digits than its factorization.

1377552747245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 191836.

The product of its digits is 57624000, while the sum is 59.

The spelling of 1377552747245 in words is "one trillion, three hundred seventy-seven billion, five hundred fifty-two million, seven hundred forty-seven thousand, two hundred forty-five".