1225526011016 has 8 divisors (see below), whose sum is σ = 2297861270670. Its totient is φ = 612763005504.

The previous prime is 1225526010979. The next prime is 1225526011027. The reversal of 1225526011016 is 6101106255221.

It can be written as a sum of positive squares in only one way, i.e., 1073184114916 + 152341896100 = 1035946^2 + 390310^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 76595375681 + ... + 76595375696.

Almost surely, 2^{1225526011016} is an apocalyptic number.

It is an amenable number.

1225526011016 is a deficient number, since it is larger than the sum of its proper divisors (1072335259654).

1225526011016 is a wasteful number, since it uses less digits than its factorization.

1225526011016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 153190751383 (or 153190751379 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 32.

The spelling of 1225526011016 in words is "one trillion, two hundred twenty-five billion, five hundred twenty-six million, eleven thousand, sixteen".